Climate Records

UPDATED: 10/04/2026 SUMMARY OF JAN RECORDS =============================================================================== RECORD BURLINGTON | CEDAR RAPIDS | DUBUQUE | MOLINE =============================================================================== MAXIMUM 70 01/31/1989 | 65 1/31/1989 | 63 1/01/1897 | 69 01/31/1989 MINIMUM -24 1/14/1957 | -30 1/31/2019 | -32 1/07/1887 | -33 1/31/2019 COLD MAX NA | NA | -16 01/30/2019 | -12 01/18/1994+ WARM MIN NA | NA | 47 01/26/1944 | 49 01/01/1897 | | 01/01/1897 | DAILY PP NA | NA | 3.04 01/12/1960 | 1.85 01/01/1876 DAILY SF NA | NA | NA | NA =============================================================================== WARMEST NA | NA | 1880 34.1 | 1880 37.9 COLDEST NA | NA | 1977 3.4 | 1979 6.3 WETTEST NA | NA | 1960 6.04 | 1916 4.63 DRIEST NA | NA | 2025 0.10 | 1919 0.07 SNOWIEST NA | NA | 1929 34.4 | 2019 30.2 LEAST SF NA | NA | 1928 0.7 | 1989 T | | | 1944 T =============================================================================== * * * JANUARY DATA * * * DAILY RECORD HIGHS/LOWS -------BURLINGTON----+---CEDAR RAPIDS---+------DUBUQUE-----+------MOLINE------ 01 55 2004 -16 2018 |63 1897 -24 2018 |63 1897 -21 2018 |63 1897 -19 2018 02 65 2004 -17 2018 |56 1897 -23 2018 |57 1897 -22 1879 |62 2004 -27 1979 03 62 2023+ -16 1919 |52 1998 -15 2014+|55 1880 -24 1887 |62 1998 -17 1879 04 63 1997 -17 1999 |54 1997 -21 1999+|54 1880 -23 1919 |64 1997 -25 1884 05 58 2012+ -20 1999+|59 2012 -25 1999 |54 2012 -24 1924+|57 2012 -27 1884 06 61 2008 -14 1970 |53 1961 -21 1910 |52 1933 -23 1970 |63 2008 -20 1884 07 65 2008 -17 1912 |55 2003 -27 1910 |51 1949 -32 1887 |63 2008 -26 1887 08 65 2003 -17 1970+|64 2003 -23 1910 |56 2026 -20 1986+|65 2003 -20 1875 09 62 1939 -14 1982 |60 1939 -19 1982+|58 1939 -23 1883+|60 1939 -22 1875 10 60 1911 -21 1982 |57 1928 -24 1982 |54 1928 -25 1982 |57 1975 -23 1982 -------BURLINGTON----+---CEDAR RAPIDS---+------DUBUQUE-----+------MOLINE------ 11 55 2013+ -17 1977 |53 2012 -20 1977 |52 2012 -21 1977 |56 2012+ -17 1979 12 60 1960 -21 1918+|53 2006 -28 1974 |51 2006 -26 1912 |59 1960 -26 1974 13 56 1961 -20 1912 |57 1961 -25 1912 |51 1894 -22 1916 |58 1961 -22 1916 14 64 1952 -24 1957 |55 1928 -22 2009+|53 1928 -22 1881 |61 1928 -21 1979+ 15 59 1953 -18 2009+|56 1990 -29 2009 |56 1953 -26 2009 |56 1990+ -24 1979+ 16 63 1990 -21 2009 |54 1990 -28 2009 |54 1933 -30 2009+|59 1990 -27 2009 17 63 1996 -23 1977 |58 1894 -23 1982 |60 1894 -23 1982 |62 1894 -22 1977 18 60 1951 -19 1930 |56 1996 -24 1930 |55 1880 -24 1994+|56 1996 -22 1994 19 64 1952 -21 1985 |53 1921 -24 1994+|51 1921 -27 1985 |58 2006 -23 1994 20 65 1906 -22 1985 |54 1921+ -22 1985 |59 1906 -27 1985 |63 1906 -21 1985 -------BURLINGTON----+---CEDAR RAPIDS---+------DUBUQUE-----+------MOLINE------ 21 67 1957 -22 1970 |56 1957 -23 1970 |54 1921 -28 1970 |64 1957 -21 1970 22 61 2002+ -18 1936 |58 2002 -27 1930 |55 2002 -26 1936 |59 2018 -23 1883 23 67 1909 -20 1936 |60 1909 -25 1936 |55 1909 -25 1936 |66 1909 -21 1936 24 68 1950 -09 2008+|59 1981 -23 2008 |59 1967 -19 1936+|65 1950 -16 1884 25 63 1981 -12 1940 |61 1981 -23 1894 |56 2002+ -23 1936+|62 1981 -21 1894 26 63 2002 -15 1904 |63 2002 -18 1936+|58 1944 -20 2019+|58 2002+ -22 2019 27 62 1944 -15 1955 |62 2002 -18 1904 |62 1944 -19 1904 |64 2002 -18 1963 28 59 2013 -17 1915 |54 1914 -23 1902 |53 1914 -22 1915+|57 1914 -26 1963 29 61 2013 -19 1966 |58 2013 -24 1966 |55 2013 -26 1951 |62 2013 -19 1966 30 60 2012+ -20 2019+|56 2012 -26 2019 |55 2025 -28 2019 |60 2012 -29 2019 31 70 1989 -21 2019 |65 1989 -30 2019 |60 1989 -31 2019 |69 1989 -33 2019 =============================================================================== JAN RECORD COLD HIGHS/WARM LOWS JAN RECORD PRECIPITATION ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 01 -4 2018 47 1897 | -2 2018 49 1897 01 2.58 1876 | 1.85 1876 02 -10 1879 40 1950 | -5 1979+ 42 1950 02 0.88 1966 | 1.38 1897 03 -5 1919 35 2006 | -6 1919 38 2006+ 03 1.39 1971 | 1.70 1971 04 -9 1884 36 2007 | -5 1942 39 2007+ 04 1.04 1922 | 0.94 1922 05 -14 1924 38 1946 | -11 1924 41 1946 05 1.04 1946 | 1.29 1955 06 -12 2014 37 1880 | -8 1912 40 1880 06 0.94 1885 | 1.03 1998 07 -8 1970 38 1965 | -6 1942 39 2008+ 07 0.78 1937 | 0.94 1907 08 -4 1970 40 1876 | -2 1970 44 1880 08 0.95 1937 | 0.99 1937 09 -6 1978 41 1939 | -5 1875 40 1939 09 1.34 2024 | 0.88 1946 10 -14 1886 33 1878 | -11 1886 35 1933+ 10 0.67 2020 | 0.71 2020 ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 11 -8 1912 34 2013+| -3 1912 38 2007+ 11 0.87 1960 | 0.92 1960 12 -6 1912 40 1932 | -3 1912 44 1960 12 3.04 1960 | 1.43 1966 13 -8 1916 34 1960+| -10 1916 38 1960 13 1.11 1979 | 1.47 1979 14 -10 1875 34 1928 | -8 1888 36 1928 14 0.95 1960 | 0.72 1873 15 -12 1994 39 1894 | -10 1994 40 1894 15 1.08 1906 | 1.18 1873 16 -5 1977 36 2023+| -6 1977 42 2023+ 16 1.13 1980 | 0.86 2017 17 -3 1930 44 1973 | -2 1930 47 1973 17 0.46 2011 | 0.55 1900 18 -15 1994 36 1942 | -12 1994 36 1973 18 0.77 1996 | 1.42 1933 19 -6 1970 34 1914 | -1 1970 37 1914 19 1.00 1907 | 1.51 1995 20 -11 1984 44 1921 | -4 1984+ 45 1921 20 0.68 1937 | 1.83 1904 ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 21 -6 1883 37 1934+| -2 1970 44 1921 21 0.80 1999 | 1.35 1874 22 -7 1883 39 1909 | 5 1883 47 1909 22 1.72 1887 | 1.39 1965 23 -8 1963 40 1909 | -9 1963 46 1909 23 1.14 1887 | 1.01 1938 24 -6 1904 36 1916 | -7 1897+ 37 1931+ 24 0.73 1938 | 0.83 1938 25 -10 1897 44 1944 | -8 1897 48 1944 25 0.80 1950 | 1.08 1898 26 -3 1936+ 47 1944 | -3 1936 46 1944 26 1.07 1996 | 1.61 1974 27 -2 2014+ 42 1944 | 0 1897 44 1944 27 1.34 1949 | 1.06 1949 28 -7 1966 35 1939 | -4 1966 41 2006 28 0.79 2006 | 1.27 2006 29 -13 1966 34 1931+| -12 1966 37 2013+ 29 1.18 1947 | 1.43 1947 30 -16 2019 40 1926 | -8 2019 47 1988 30 0.52 1937 | 0.52 2013 31 -5 1996 38 1877 | -3 1996 41 1877 31 0.65 1908 | 1.41 2025 =============================================================================== JAN RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST --------------- --------------- | --------------- --------------- 1 1880 34.1 1 1977 3.4 | 1 1880 37.9 1 1979 6.3 2 1933 33.0 2 1912 3.8 | 2 2006 35.3 2 1912 7.9 3 2006 31.6 3 1979 4.4 | 3 1933 34.8 3 1977 8.2 4 1944 29.7 4 1875 6.5 | 4 1990 32.7 4 1875 8.4 5 1990 28.6 5 1893 6.6 | 5 1989 32.6 5 1893 9.1 1931 " 6 1963 7.0 | 6 2002 31.8 6 1963 9.7 7 2002 28.5 7 1888 7.1 | 7 1931 31.4 7 1940 10.1 1921 " 8 1978 7.7 | 8 1921 31.2 1918 " 9 1939 28.4 9 1918 8.1 | 9 2023 30.9 9 1888 10.4 10 1934 28.3 10 1970 8.3 | 10 1914 30.7 10 1982 10.6 | WETTEST DRIEST | WETTEST DRIEST --------------- --------------- | --------------- --------------- 1 1960 6.04 1 2025 0.10 | 1 1916 4.63 1 1919 0.07 2 1937 3.44 2 1925 0.11 | 2 1974 4.39 2 1872 0.13 3 1887 3.33 3 1919 0.17 | 3 1874 4.34 3 1912 0.18 4 2024 3.30 1903 " | 4 1965 4.08 4 1961 0.31 5 1876 3.20 5 1921 0.18 | 5 1898 3.68 1956 " 6 1886 3.17 6 1928 0.20 | 6 1897 3.58 1899 " 7 1929 3.13 7 1964 0.31 | 7 1950 3.56 7 1981 0.32 8 1949 2.93 8 1961 0.32 | 1873 " 8 1954 0.34 9 2019 2.82 9 1981 0.34 | 9 1907 3.55 1928 " 10 1906 2.72 10 2002 0.37 | 10 1937 3.52 10 1878 0.36 | | | SNOWIEST LEAST SNOWY | SNOWIEST LEAST SNOWY --------------- --------------- | --------------- --------------- 1 1929 34.4 1 1928 0.7 | 1 2019 30.2 1 1989 T 2 1979 29.3 2 1933 1.1 | 2 2024 27.2 1944 " 3 2024 26.5 3 1925 1.2 | 3 1979 26.7 3 2017 0.4 4 1943 25.7 4 2025 1.5 | 4 1995 22.2 1973 " 5 2019 24.3 1903 " | 5 1997 21.8 5 1899 0.8 6 1947 22.9 6 1934 1.8 | 1898 21.8 6 1922 1.0 7 1910 22.1 7 2006 2.1 | 7 1886 21.6 7 1954 1.4 8 2021 21.1 8 1973 2.2 | 8 1999 19.0 8 2016 1.5 1930 " 9 1919 2.3 | 9 2014 17.7 9 2026 1.7 10 2000 19.3 10 1989 2.4 | 1971 17.7 1950 " | 1930 17.7 ==================================================================================

UPDATED: 10/04/2026 SUMMARY OF FEB RECORDS =============================================================================== RECORD BURLINGTON | CEDAR RAPIDS | DUBUQUE | MOLINE =============================================================================== MAXIMUM 77 02/27/2024 | 76 02/26/2024+| 72 02/27/2024+| 79 02/27/2024 MINIMUM -27 02/13/1905 | -27 02/13/1905 | -31 02/09/1875 | -28 02/03/1996 COLD MAX NA | NA | -13 02/02/1996 | -11 02/03/1996 | | 02/09/1899 02/02/1996 WARM MIN NA | NA | 50 02/20/1930 | 50 02/21/1930 | | | 02/22/1922 DAILY PP NA | NA | 1.39 02/27/1948 | 2.90 02/16/1883 DAILY SF NA | NA | NA | NA =============================================================================== WARMEST NA | NA | 2024 36.2 | 1882 39.5 COLDEST NA | NA | 1875 5.5 | 1875 9.4 WETTEST NA | NA | 1911 4.09 | 1887 4.87 DRIEST NA | NA | 1995 0.07 | 2026 T SNOWIEST NA | NA | 2008 32.5 | 2014 22.3 LEAST SF NA | NA | 2024 T | 1987 T | | 1987 T | 1931 T =============================================================================== SUMMARY OF DJF RECORDS =============================================================================== WARMEST NA | NA | 1877-1878 34.6 | 1877-1878 36.3 COLDEST NA | NA | 1978-1979 11.5 | 1978-1979 14.1 WETTEST NA | NA | 1959-1960 11.07 | 1875-1876 10.18 DRIEST NA | NA | 1963-1964 1.32 | 1919-1920 1.21 SNOWIEST NA | NA | 2007-2008 67.3 | 2013-2014 53.8 LEAST SF NA | NA | 1927-1928 7.1 | 1921-1922 6.0 =============================================================================== * * * FEBRUARY DATA * * * DAILY RECORD HIGHS/LOWS -------BURLINGTON----+---CEDAR RAPIDS---+-----DUBUQUE------+------MOLINE------ 01 61 1911 -14 1951 |54 1911 -21 1918 |51 1877 -21 1951 |58 1911 -19 1996 02 60 2020 -22 1905 |57 1987 -26 1996 |51 1927 -27 1996 |58 1987 -22 1996+ 03 69 1992 -26 1996 |57 1992 -26 1996 |51 1928+ -27 1996 |60 1992 -28 1996 04 62 1909 -20 1996 |56 1909 -21 1996 |58 1890 -23 1996 |63 1890 -24 1996 05 62 1946 -15 1979 |62 1946 -21 1979 |60 1946 -27 1979 |63 1946 -21 1979 06 65 1904 -16 1982 |61 1925 -18 1982 |58 1904 -18 1982 |62 1882 -16 1982 07 66 2009 -11 2014 |57 1987 -22 1905 |51 1882 -26 1875 |59 2009 -17 1977 08 68 2024 -21 1899 |66 2024 -23 1905 |60 2024 -21 1899 |67 2024 -20 1895 09 65 1943 -24 1899 |56 2009 -25 1899 |51 2009+ -31 1875 |62 2009 -25 1979 10 70 1932 -18 1899 |59 1932 -19 2014 |60 1876 -21 1899 |62 1976+ -16 2014+ -------BURLINGTON----+---CEDAR RAPIDS---+-----DUBUQUE------+------MOLINE------ 11 70 1999 -16 1899 |61 1999 -21 2014 |61 1999 -18 2014+|69 1999 -22 2014 12 70 1990 -21 1899 |64 1990 -19 1899 |67 1882 -20 1899 |67 1938+ -19 1899 13 71 1921 -27 1905 |62 1921 -27 1905 |57 1938 -25 1905 |64 1938 -25 1905 14 68 1954 -09 2020+|64 1954 -12 2020 |59 2006 -16 2020 |65 1954 -09 2020 15 74 1921 -15 1905 |73 1921 -19 1905 |68 1921 -17 1875 |73 1921 -14 1905 16 68 1921 -13 1958 |70 2026 -21 1905 |60 1921+ -21 1875 |70 2026 -14 1958 17 72 2017 -18 1958+|71 2017 -16 2021 |65 2017 -17 2021 |73 2017 -15 2021+ 18 69 2017 -14 1936 |65 1981 -18 1936 |64 2017 -18 2006 |70 2017 -14 1936 19 73 2017 -09 1936 |70 2017 -13 1978 |64 2017 -13 2006+|74 2017 -15 1979 20 74 2017 -07 1929 |61 2017 -23 1929 |61 1981 -24 1929 |73 2017 -11 1929 -------BURLINGTON----+---CEDAR RAPIDS---+-----DUBUQUE------+------MOLINE------ 21 68 1983 -07 1963 |68 1930 -10 1963 |63 1930 -13 1963 |69 2017 -08 1963 22 70 2017 -04 1963 |76 2017 -11 1929 |71 2017 -16 1936 |73 2017 -09 1978 23 66 1933 -10 1910 |64 1930 -12 2015 |60 1933 -16 1889 |65 1930 -12 1889 24 76 1930 -07 1910 |67 2002 -12 1993 |65 1930 -16 1993 |69 1930 -09 1993 25 71 2000 -09 1967 |67 2000 -13 1940 |66 2000 -15 1967 |71 2000 -10 1967 26 75 2024 -11 1950 |76 2024 -11 2015 |72 2024 -12 2014 |76 2024 -14 1963 27 77 2024 -15 2015 |72 2024 -20 2015 |72 2024 -21 2015 |79 2024 -15 2015 28 71 2017 -07 1962 |67 2017 -17 1962 |62 1895 -17 2015 |69 2017 -18 2015 29 72 1972 -01 1960 |65 1972 -07 1960 |65 2000 -04 1960+|67 1972 -04 1884 =============================================================================== FEB RECORD COLD HIGHS/WARM LOWS FEB RECORD PRECIPITATION ---------DUBUQUE-----+------MOLINE------ ------DUBUQUE---+---MOLINE--- 01 -7 1996 38 1892 | -3 1996+ 42 1892 01 1.05 2015 | 1.04 2015 02 -13 1996 34 1924+|-11 1996 36 2025+ 02 1.21 1983 | 0.74 1875 03 -10 1996 34 1991 |-11 1996 39 1890 03 0.50 1936 | 0.93 1901 04 -4 1895+ 35 1890 | -2 1875 39 1890 04 0.67 1986 | 1.62 1927 05 -2 1979 44 1938 | -2 1895 43 1938 05 0.94 1911 | 1.21 1911 06 1 2014+ 37 2005+| 4 1875 43 2005 06 0.66 1914 | 0.65 1928 07 -6 1875 39 1878 | -3 1895 40 1878 07 0.42 1881 | 0.74 2013 08 -10 1899 37 2024+| -9 1899 40 1925+ 08 1.22 1966 | 0.80 1900 09 -13 1899 42 1966 | -8 1899+ 43 1966 09 1.17 2001 | 2.07 1876 10 -4 1885 37 1886 | 0 1885 39 1903 10 0.56 1960 | 1.13 1960 ---------DUBUQUE-----+------MOLINE------ ------DUBUQUE---+---MOLINE--- 11 -5 1899 38 1882 | 1 1981 44 1882 11 0.59 1880 | 1.14 1998 12 2 2021 40 1882 | 4 1875 40 1908+ 12 0.86 1894 | 1.12 1881 13 -5 1905 38 1919 | -5 1905 38 2005 13 1.21 1919 | 0.99 1906 14 -4 2021 39 1954 | 0 2021 44 1954 14 0.58 1911 | 1.15 1990 15 0 1936+ 39 1976 | 4 2021+ 41 1954 15 0.41 1975 | 1.05 1954 16 1 1936 37 1882 | 2 1958+ 38 1998+ 16 1.33 1911 | 2.90 1883 17 0 1936 39 2026 | 2 1936 42 2011+ 17 1.21 1887 | 1.37 1887 18 -2 1936 37 1981 | 0 1936 43 1997 18 0.78 1908 | 0.97 2000 19 -5 1929 44 1930 | 7 1929+ 49 1994 19 1.30 1953 | 0.92 1898 20 8 1918+ 50 1930 | 7 1896+ 48 2017+ 20 1.13 2011 | 1.36 2018 ---------DUBUQUE-----+------MOLINE------ ------DUBUQUE---+---MOLINE--- 21 0 1963 48 1930 | 1 1963 50 1930 21 1.10 1878 | 1.27 1985 22 -2 1889 43 1930 | 7 1889 50 1922 22 1.34 1981 | 1.08 1981 23 -5 1889 43 2000 | 0 1889 45 2000 23 1.12 2019 | 1.48 2019 24 0 1967 46 1930 | 4 1967 49 1930 24 1.07 2007 | 1.82 1930 25 11 2014+ 43 2000 | 11 1950+ 46 1957 25 0.68 1929 | 1.23 2000 26 4 1888 44 1998 | 11 1934+ 48 1998 26 1.31 1912 | 1.09 2009 27 9 2015+ 41 1896 | 9 1888 41 1895+ 27 1.39 1948 | 1.78 1948 28 6 1962 42 2017+| 10 1884 49 2017 28 0.79 1987 | 0.82 1987 29 10 1980 41 2000 | 12 1980 44 2000 29 0.22 2012 | 0.29 1976 =============================================================================== FEB RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST --------------- --------------- | --------------- --------------- 1 2024 36.2 1 1875 5.5 | 1 2024 39.5 1 1875 9.4 2 1878 35.7 2 1936 7.8 | 1882 " 2 1936 11.6 1998 35.5 3 2014 10.0 | 3 2017 38.6 3 1979 13.2 4 1882 " 4 2015 10.5 | 4 1998 37.7 4 1978 14.1 5 1877 35.3 5 1979 10.8 | 5 1930 37.2 5 2015 14.5 6 1931 34.3 6 2021 11.0 | 6 1877 37.0 1905 " 7 2017 33.9 7 1978 11.4 | 7 1931 36.7 7 2014 14.6 8 1930 33.7 8 1885 12.8 | 1878 " 8 1895 15.1 9 1954 33.6 9 2007 13.1 | 9 1954 36.3 9 1901 15.7 10 1987 31.9 10 1905 13.4 | 10 1976 35.2 10 2021 16.1 | WETTEST DRIEST | WETTEST DRIEST --------------- --------------- | --------------- --------------- 1 1911 4.09 1 1995 0.07 | 1 1887 4.87 1 2026 T 2 2008 3.81 2 1958 0.17 | 2 1883 4.42 2 1877 0.07 3 1881 3.75 1917 " | 3 1881 4.14 3 1872 0.10 4 1953 3.61 4 1968 0.23 | 4 1911 4.10 4 1931 0.14 5 1887 3.56 5 1931 0.25 | 5 2019 3.72 5 1933 0.17 6 2019 3.30 6 1877 0.26 | 6 1876 3.63 6 1920 0.19 7 2001 3.12 7 1964 0.28 | 7 1997 3.53 7 1969 0.21 8 2023 2.98 8 1921 0.29 | 8 2023 3.52 8 1917 0.22 9 1971 2.96 9 2026 0.31 | 9 2018 3.42 1907 " 10 1998 2.93 10 1946 0.34 | 10 2001 3.33 10 1947 0.23 | SNOWIEST LEAST SNOWY | SNOWIEST LEAST SNOWY --------------- --------------- | --------------- --------------- 1 2008 32.5 1 2024 T | 1 2014 22.3 1 1987 T 2 1975 25.1 1987 " | 2 2011 20.7 1931 " 3 1962 24.0 3 1998 0.2 | 1994 " 3 1976 0.1 4 1994 23.7 4 1996 0.4 | 4 2015 19.3 1892 " 5 2007 20.7 1932 " | 1975 " 5 2026 0.2 6 1997 19.3 6 1995 0.5 | 1960 " 1998 " 7 2019 19.1 7 1984 0.9 | 7 2008 18.1 7 1921 0.5 8 1898 18.5 8 1961 1.0 | 8 1901 17.7 8 2024 0.6 9 2011 18.4 9 1958 1.2 | 9 2007 16.6 1930 " 10 1960 18.0 10 2017 1.4 | 10 2010 16.4 1915 " 1912 " 1931 " 1988 " =============================================================================== DJF RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST --------------- --------------- | --------------- --------------- 1 1877-1878 34.6 1 1978-1979 11.5 | 1 1877-1878 36.3 1 1978-1979 14.1 2 1881-1882 31.0 2 2013-2014 11.6 | 2 1881-1882 35.0 2 1874-1875 15.0 3 1931-1932 30.8 3 1977-1978 12.2 | 3 2023-2024 33.6 3 1892-1893 15.6 4 2023-2024 30.6 4 1874-1875 12.5 | 4 1931-1932 33.2 4 1977-1978 16.0 5 1930-1931 29.5 5 1892-1893 13.2 | 5 1889-1890 32.5 5 1935-1936 16.4 1889-1890 " 6 1935-1936 13.8 | 6 2001-2002 32.2 6 2013-2014 16.6 7 2001-2002 29.2 7 1976-1977 13.9 | 7 1879-1880* 32.1 7 1962-1963 16.9 8 1875-1876 29.1 8 1962-1963 14.7 | 8 1930-1931 32.0 8 1903-1904 18.0 9 1997-1998 28.7 9 1884-1885 15.2 | 9 2015-2016 31.5 9 1976-1977 18.2 10 1920-1921 28.5 10 1985-1986 15.4 | 1991-1992 31.5 10 1917-1918 18.4 11 1918-1919 28.2 1958-1959 " | 1875-1876 31.5 1903-1904 " | 12 2016-2017 31.4 | 2011-2012 " | * 3 missing days | | WETTEST DRIEST | WETTEST DRIEST --------------- --------------- | --------------- --------------- 1 1959-1960 11.07 1 1963-1964 1.32 | 1 1875-1876 10.18 1 1919-1920 1.21 2 2007-2008 9.63 2 1920-1921 1.43 | 2 1973-1974 9.70 2 2002-2003 1.59 3 2018-2019 8.19 3 1922-1923 1.44 | 3 2018-2019 9.63 3 1930-1931 1.69 4 1886-1887 7.92 4 1898-1899 1.51 | 4 1873-1874 8.92 4 1976-1977 1.83 5 1936-1937 7.76 5 2002-2003 1.54 | 5 1959-1960 8.63 1962-1963 " 6 2022-2023 7.75 6 1919-1920 1.73 | 6 1949-1950 8.23 6 1876-1877 1.84 7 1885-1886 7.67 7 1876-1877 1.74 | 7 2012-2013 8.07 7 1920-1921 1.97 8 1875-1876 7.44 8 1916-1917 1.97 | 8 1942-1943 8.01 1874-1875 " 9 1965-1966 7.37 9 2024-2025 2.06 | 9 2007-2008 7.99 9 1939-1940 2.09 10 1982-1983 7.01 10 1903-1904 2.09 | 10 2000-2001 7.69 10 1913-1914 2.17 | SNOWIEST LEAST SNOWY | SNOWIEST LEAST SNOWY --------------- --------------- | --------------- --------------- 1 2007-2008 67.3 1 1927-1928 7.1 | 1 2013-2014 53.8 1 1921-1922 6.0 2 2010-2011 57.2 2 1924-1925 7.5 | 2 1978-1979 52.9 2 2024-2025 6.7 3 1978-1979 55.0 3 2001-2002 8.3 | 3 2007-2008 48.7 3 1898-1899 6.8 4 1961-1962 54.4 4 1921-1922 8.7 | 4 2010-2011 46.3 4 1927-1928 7.8 5 2020-2021 52.0 5 1932-1933 9.0 | 5 2009-2010 44.0 5 1889-1890 8.1 6 2000-2001 48.9 6 1931-1932 9.5 | 6 1996-1997 43.6 6 1932-1933 8.4 7 1897-1898 48.4 7 1943-1944 9.8 | 7 2020-2021 40.7 7 1947-1948 8.6 8 2013-2014 47.8 8 1967-1968 10.1 | 8 1961-1962 40.6 8 1930-1931 8.9 9 1985-1986 47.3 9 1898-1899 10.7 | 9 1897-1898 40.3 9 2002-2003 9.2 10 1977-1978 46.7 10 1920-1921 11.6 | 10 2018-2019 40.1 10 1986-1987 9.3 ================================================================================

UPDATED: 3/10/2026 SUMMARY OF MAR RECORDS =============================================================================== RECORD BURLINGTON | CEDAR RAPIDS | DUBUQUE | MOLINE =============================================================================== MAXIMUM 88 03/23/1910 | 88 03/29/1986 | 86 03/29/1895 | 88 03/29/1986 03/21/1907 | | | MINIMUM -13 03/05/1960 | -20 03/01/1962 | -20 03/01/1962 | -19 03/06/1960 COLD MAX NA | NA | 3 03/02/2014 | 7 03/02/2014 WARM MIN NA | NA | 61 03/26/1907 | 63 03/19/1921 | | | 03/26/1907 DAILY PP NA | NA | 2.54 03/30/1998 | 2.16 03/22/1993 DAILY SF NA | NA | NA | NA =============================================================================== WARMEST NA | NA | 50.2 2012 | 53.3 2012 COLDEST NA | NA | 20.0 1960 | 19.9 1960 WETTEST NA | NA | 6.50 1959 | 7.43 1973 DRIEST NA | NA | 0.14 1910 | 0.17 1885 SNOWIEST NA | NA | 30.2 1959 | 24.8 1923 LEAST SF NA | NA | T 1968 | T 1994+ =============================================================================== * * * MARCH DATA * * * DAILY RECORD HIGHS/LOWS -------BURLINGTON----+---CEDAR RAPIDS---+-----DUBUQUE------+------MOLINE------ 01 75 1992 -11 1962 |71 1992 -20 1962 |63 1992+ -20 1962 |72 1992 -13 1962 02 73 1992 -4 2014+|73 1923 -13 1912 |66 1923 -12 1890 |71 1992 -9 1913 03 80 2024 -8 2014 |80 2024 -15 2014 |76 2024 -11 2014 |79 2024 -12 2014 04 77 2024 -6 2002+|73 1921 -12 2002 |67 1983 -13 2002 |77 2024 -9 2002 05 73 1910 -13 1960 |72 1921 -12 1960 |69 1921 -12 2015 |69 2009+ -13 1960 06 72 2005+ -8 1960 |73 2005 -8 1960 |69 2000 -11 1890 |73 2005 -19 1960 07 79 2000 -5 1943 |78 2000 -8 1960 |77 2000 -4 1899 |78 2000 -11 1960 08 77 2000 -4 1996 |76 1977 -10 1943 |74 2000 -6 1996+|79 2000 -13 1943 09 75 2026 3 2003 |74 2026 -3 2003+|65 1977 -4 1975 |75 2026 0 1877 10 83 2026 0 1934 |75 2025 -5 1984 |73 1894 -5 2003 |74 1955+ -2 1934 -------BURLINGTON----+---CEDAR RAPIDS---+-----DUBUQUE------+------MOLINE------ 11 79 2006+ -2 1948 |75 2024+ -12 1948 |71 2024 -5 1948+|77 1972 0 1948 12 80 1990 -2 1948 |78 1990 -7 1948 |75 1990 -4 1948 |80 1990 -6 1960 13 77 2007+ 7 1993 |74 2007 -5 1975 |71 2007 -4 1975 |77 2007 5 1926+ 14 82 2025 4 1993 |81 2025 -6 1960 |79 2025 -1 1891 |83 2025 -2 1960 15 81 2012 9 1951 |79 2012 2 2017 |78 2012 2 1979+|81 2012 3 1890 16 82 1945 2 1951 |82 2012 -3 1900 |78 2012+ -4 1900 |82 2012+ 0 1900 17 82 2012 0 1906 |82 2012 -2 1902 |81 2012 -3 1941+|82 2012 0 1902 18 82 2012 4 1923 |82 2012 2 1941 |80 2012 -1 1923 |83 2012 0 1923 19 81 2012 -5 1923 |81 2012 -10 1923 |77 1921 -7 1923 |79 2012 -10 1923 20 80 2012 4 1906 |77 2012 6 1965+|80 2012 3 1965 |82 2012 9 1965+ -------BURLINGTON----+---CEDAR RAPIDS---+-----DUBUQUE------+------MOLINE------ 21 88 1907 4 1960 |85 1938+ 1 1960 |81 1938 -1 1885 |82 1938+ 2 1960 22 81 1939 10 1913+|76 1994 1 1912 |73 1938+ -5 1888 |78 1910 0 1888 23 88 1910 8 1960 |87 1910 1 1912 |84 1910 4 1974+|84 1910 6 1960 24 82 1910 4 1974 |80 1939 -4 1974 |80 1939 -3 1974 |81 2017 2 1974 25 84 1907 5 1960 |84 1907 -1 1960 |80 1907 4 1960 |81 1907 1 1960 26 84 1991 3 1955 |85 1907 5 1955 |82 1907 5 1955 |84 1991 9 1955 27 84 1910 15 1964 |81 1945 3 1964 |80 1945+ 6 1964+|83 1945 13 1964 28 84 1910 13 1970 |82 2025 9 1970 |80 2025 3 1970 |81 1910 11 1970 29 88 1986 10 1969 |88 1986 9 1969+|86 1895 2 1887 |88 1986 9 1887 30 84 1986 11 1969 |82 1943 6 1964 |81 1943 4 1964+|82 1986+ 12 1969 31 82 1986 12 1923 |81 1986 9 1923 |79 1986 8 1969 |83 1986 10 1969 =============================================================================== MAR RECORD COLD HIGHS/WARM LOWS MAR RECORD PRECIPITATION ---------DUBUQUE-----+------MOLINE------ -----DUBUQUE--+--MOLINE--- 01 8 1962 38 2004+| 10 1962 43 2004+ 01 1.12 1932 | 1.01 1991 02 3 2014 44 1923 | 7 2014 45 1923 02 0.93 1970 | 0.70 1993 03 12 2014 44 2024+| 14 1893 51 1983 03 0.87 1970 | 1.58 1985 04 5 2019 49 1983+| 14 1960 55 1983 04 2.08 1976 | 1.79 1976 05 8 1901 54 1983 | 11 1901+ 55 1983 05 2.30 1959 | 1.08 2018 06 6 1899 50 1992 | 9 1899 52 2017+ 06 0.92 2026 | 2.07 1973 07 11 1932 50 2000 | 11 1943 53 2016 07 0.72 2009 | 1.44 2009 08 8 1932 53 2000 | 10 1932 58 2016 08 1.47 1961 | 1.58 2009 09 9 2003 55 1878 | 14 2003 54 1878 09 0.99 2013 | 1.06 2020 10 11 1979+ 49 1878 | 14 1948 54 2021 10 0.90 1973 | 1.92 1990 ---------DUBUQUE-----+------MOLINE------ -----DUBUQUE -+--MOLINE--- 11 14 1948 47 1977 | 16 1948 59 1990 11 1.17 1962 | 1.59 1927 12 12 1906 55 1990 | 19 1906 59 1990 12 1.60 1991 | 2.01 1991 13 18 1993 53 1990 | 21 1891 61 1990 13 1.62 1918 | 1.32 2010 14 19 1891 55 1990 | 18 1891 58 1990 14 1.62 1990 | 1.99 1944 15 17 1900 54 2012 | 19 1900 57 2012 15 2.15 1943 | 1.80 1919 16 6 1900 52 2012 | 14 1900 52 2012 16 1.23 1876 | 1.21 1919 17 12 1941 56 2012 | 14 1902 56 2012 17 1.15 1965 | 1.25 1998 18 13 1965 54 2012 | 19 1965 60 1903 18 0.85 1986 | 1.14 1933 19 15 1923 60 2012 | 22 1965+ 63 1921 19 1.03 1962 | 1.84 1948 20 16 1951 57 2012 | 22 1951 54 2012 20 2.05 1886 | 1.42 1886 ---------DUBUQUE-----+------MOLINE------ -----DUBUQUE--+---MOLINE--- 21 19 1965 56 2012 | 22 1951 55 2012 21 1.39 1966 | 0.74 2007 22 16 1888 60 2012 | 22 1888 58 2012 22 1.05 1993+| 2.16 1993 23 19 1974 54 2012 | 19 1974 52 1936 23 0.88 1913 | 0.82 2007+ 24 16 1974+ 55 1928 | 18 1965 60 2007 24 1.16 2004 | 1.59 1954 25 18 1960+ 56 2007 | 19 1894 60 2007 25 2.23 1945 | 1.92 1945 26 20 1996+ 61 1907 | 21 1955 63 1907 26 1.54 1916 | 1.35 1916 27 26 1887 57 1910 | 31 1904 61 1989 27 1.50 1880 | 1.52 1880 28 22 1923 55 1905 | 26 1887 53 1879 28 1.65 1977 | 1.69 1914 29 23 1954 60 1910 | 27 1969+ 60 2025+ 29 0.99 1974 | 1.01 1951 30 25 1975+ 58 1943 | 27 1924+ 61 1998 30 2.54 1998 | 1.21 2017 31 22 1923 50 2010+| 28 1923 58 1967 31 1.25 1877 | 1.95 1973 =============================================================================== MAR RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST --------------- --------------- | --------------- --------------- 1 2012 50.2 1 1960 20.0 | 1 2012 53.3 1 1960 19.9 2 1910 47.7 2 1965 24.1 | 2 1910 49.9 2 1965 26.9 3 1878 47.1 3 1975 24.5 | 3 1945 48.8 3 1912 27.2 4 1945 47.0 4 1912 25.1 | 4 1878 48.2 4 1932 28.4 5 1946 45.9 5 1899 25.8 | 5 1946 48.1 5 1877 28.7 6 1938 42.8 6 1888 26.3 | 6 2007 45.7 6 1891 28.8 7 2000 42.3 7 1951 27.1 | 7 2016 45.6 1881 28.8 1973 42.3 1932 27.1 | 8 2026 45.5 8 1899 29.0 9 1918 41.6 1906 27.1 | 9 1973 45.4 9 1906 29.2 10 1977 41.5 10 1877 27.3 | 10 2024 45.3 10 1890 30.0 | | WETTEST DRIEST | WETTEST DRIEST --------------- --------------- | --------------- --------------- 1 1959 6.50 1 1910 0.14 | 1 1973 7.43 1 1885 0.17 2 1961 5.96 2 1889 0.30 | 2 1990 6.68 2 1958 0.31 3 1991 5.86 3 1883 0.32 | 3 1991 6.31 3 1910 0.39 4 1966 5.50 4 1958 0.36 | 4 1944 5.27 4 1956 0.54 5 1998 5.43 5 1981 0.41 | 5 1951 5.06 5 1994 0.64 6 1977 4.82 1885 0.41 | 6 1923 5.05 6 1918 0.66 7 2004 4.79 7 1994 0.48 | 7 1998 5.01 7 1981 0.69 8 1933 4.76 8 1911 0.52 | 8 1993 4.87 8 1883 0.73 9 1973 4.72 9 1940 0.72 | 9 1898 4.85 9 1887 0.77 10 1990 4.63 10 1896 0.76 | 10 1985 4.71 10 1978 0.78 | | SNOWIEST LEAST SNOWY | SNOWIEST LEAST SNOWY --------------- --------------- | --------------- --------------- 1 1959 30.2 1 1968 T | 1 1923 24.8 1 1994 T 2 1891 25.0 2 1990 0.5 | 2 1912 22.1 1990 T 3 1886 23.8 1949 0.5 | 3 1972 19.8 1981 T 4 1951 23.0 | 4 1886 18.5 1921 T 5 1965 19.5 | 5 1951 17.0 1919 T 6 1961 18.6 | 6 1926 16.8 1918 T 7 1983 18.4 | 7 1965 16.2 1910 T 8 1952 18.3 | 8 1952 15.2 1908 T 9 1975 17.2 | 9 1960 14.7 9 2024 0.1 10 1972 16.4 | 10 1964 13.9 1997 0.1 | 1959 13.9 1987 0.1 1911 0.1 1902 0.1 ================================================================================ ALL-TIME PEAK WIND GUST AT MOLINE: 107 MPH / MARCH 12...2006.

UPDATED: 6/21/2025 SUMMARY OF APR RECORDS =============================================================================== RECORD BURLINGTON | CEDAR RAPIDS | DUBUQUE | MOLINE =============================================================================== MAXIMUM 93 04/10/1930 | 95 04/22/1980 | 93 04/22/1980 | 93 04/25/1986 MINIMUM 11 04/06/1982 | 1 04/06/1982 | 10 04/06/1982 | 7 04/07/1982 COLD MAX NA | NA | 23 04/03/1954 | 27 04/01/1881 WARM MIN NA | NA | 68 04/17/1896 | 70 04/20/1985 | | | 04/05/1929 DAILY PP NA | NA | 2.77 04/13/2014 | 4.26 04/21/1973 DAILY SF NA | NA | NA | NA =============================================================================== WARMEST NA | NA | 1915 57.7 | 2010 58.5 | | | 1915 58.5 COLDEST NA | NA | 2018 38.8 | 1874 41.4 WETTEST NA | NA | 2013 8.54 | 1973 11.30 DRIEST NA | NA | 1915 0.38 | 1895 0.32 SNOWIEST NA | NA | 1973 19.8 | 1997 13.3 LEAST SF NA | NA | NA | NA =============================================================================== * * * APRIL DATA * * * DAILY RECORD HIGHS/LOWS -------BURLINGTON----+---CEDAR RAPIDS---+------DUBUQUE-----+------MOLINE------ 01 86 2012 16 2018 |86 2003 14 1926 |82 1946 16 2018 |85 2010 17 1899 02 86 1981 14 2018 |84 1981 15 2018+|81 1981 14 2018+|85 1981 14 1886 03 85 2011 15 1975+|80 2011+ 11 1975 |80 1893 12 1954 |83 2011 17 1987+ 04 86 2023+ 15 1975 |86 1929 10 1975 |83 1929 13 1995 |83 1929 9 1975 05 83 1929 13 1920 |83 1929 11 1982 |80 1929 13 1982 |81 2021+ 16 1881 06 84 1929 11 1982 |87 1991 1 1982 |84 1991 10 1982 |85 1991 9 1982 07 84 1999 16 2018 |84 1925 12 1982 |80 1893 11 2018+|86 1893 7 1982 08 84 2001+ 17 1972 |86 1931 15 2018+|84 1931 12 1972 |86 1931 18 2018 09 84 2001 18 1997 |81 1905 13 1997 |82 1887 13 2003 |82 1905 19 1997 10 93 1930 20 1960 |93 1930 20 1960+|92 1930 18 1989 |91 1930 21 1960 -------BURLINGTON----+---CEDAR RAPIDS---+------DUBUQUE-----+------MOLINE------ 11 91 1930 22 1973 |89 1930 19 1982 |81 1977+ 11 1973 |91 1930 20 1982 12 89 1930 20 1957 |87 1925 18 1940 |82 2023+ 19 1957 |87 1971 21 1940+ 13 87 2006 18 1950 |86 2006 19 1950 |83 1887 20 1997+|86 2006 21 1950 14 88 2006 23 1997+|88 2003 20 2020+|85 2003 21 1928 |87 2003 22 1957 15 87 2002 23 1943+|94 1896 15 2020 |86 1896 21 2020+|89 2003 22 1928 16 88 2004 22 1949 |94 1896 17 1949 |85 1896 14 1875 |90 2002 19 1875 17 85 1977+ 23 1907 |93 1896 22 1997+|84 1977+ 16 1875 |87 2004 18 1875 18 89 2002 24 1983 |90 1994 20 1983 |86 1985 21 1983 |91 2002 23 1990+ 19 85 1915 26 1988+|86 1915 19 2022 |83 1985+ 22 1988 |86 1985 23 1983 20 89 1987 28 1956+|89 1987 25 2021+|86 1987 26 1956 |90 1987+ 24 2018 -------BURLINGTON----+---CEDAR RAPIDS---+------DUBUQUE-----+------MOLINE------ 21 88 1902 27 1904 |90 1980+ 20 2021 |85 1980+ 24 2024 |87 1985 27 2021+ 22 89 1980 27 1986 |95 1980 22 1986 |93 1980 25 1986 |92 1980 27 2021 23 84 1960+ 24 1910 |90 1925 20 1927 |85 1925 22 1910 |86 1960 22 1910 24 85 1954+ 22 1956 |87 2009+ 24 1910 |85 1939 22 1956 |86 1939 23 1956+ 25 92 1986 29 1910 |89 1896 20 1934 |86 1986 28 1887 |93 1986 22 1934 26 92 1986 30 2022 |86 1986+ 22 2022 |83 1990+ 27 2023 |89 1986 29 2023+ 27 87 1956 30 1953 |90 1981+ 24 1933 |82 1981+ 27 2019 |87 2021 27 1933 28 88 1970 31 2019 |91 1970 24 1928 |87 1915 23 2019 |89 1970 29 1992 29 90 1910 26 1958 |91 1952 24 1958 |89 1952 23 1958 |91 1970+ 27 2018+ 30 89 2007 30 1908 |90 1952+ 27 2005 |89 1952 28 1956+|89 2007+ 31 1971+ =============================================================================== APR RECORD COLD HIGHS/WARM LOWS APR RECORD PRECIPITATION -------DUBUQUE------+------MOLINE------ -----DUBUQUE---+---MOLINE--- 01 27 1899 53 2010+| 27 1881 60 1946 01 1.72 1959 | 1.38 1983+ 02 27 1975 56 1963 | 29 1886 60 1963 02 2.20 1964 | 1.72 1983 03 23 1954 58 1999 | 29 1975 60 1999 03 1.27 1968 | 2.18 1999 04 29 2018 63 1929 | 32 1920 62 1929 04 1.80 1892 | 2.21 1947 05 32 1982 65 1929 | 33 1982+ 70 1929 05 2.11 1958 | 1.64 1964 06 31 1939+ 60 1929 | 28 1982 67 1929 06 1.01 2010 | 1.38 1938 07 29 1982 57 1991 | 30 1982 60 1991 07 0.87 2002 | 0.96 2002 08 29 1997+ 55 1991 | 30 1982 59 1991 08 1.28 1999 | 1.13 2008 09 31 1973 56 2017 | 33 1982 62 2017 09 2.70 2013 | 1.68 1973 10 31 1973 57 1945 | 37 1973 57 2011+ 10 1.64 1947 | 2.55 2021 -------DUBUQUE------+------MOLINE------ -----DUBUQUE---+---MOLINE--- 11 32 1997 57 1887 | 33 1997+ 59 2005+ 11 1.11 2007 | 1.16 1876 12 32 1997 61 1890 | 35 1997 63 1896 12 2.10 1889 | 3.04 1876 13 34 1952+ 65 1941 | 38 1943+ 62 1941 13 2.77 2014 | 1.35 1974 14 31 1928 61 1883 | 34 1980 63 2024 14 1.19 1968 | 1.35 1960 15 29 2018 60 2017+| 34 1949 65 2003 15 2.25 2017 | 1.42 1999 16 31 1921+ 67 1896 | 30 1875 68 2002 16 1.84 1972 | 1.71 1972 17 33 1910 68 1896 | 34 1875 69 1976 17 2.65 2013 | 2.62 2013 18 32 2018 61 1985 | 36 2018 66 1985 18 2.22 1882 | 1.97 1909 19 36 2011 64 1985 | 39 2013+ 68 1985 19 1.98 1877 | 2.01 1929 20 39 2024+ 63 1985 | 36 1918 70 1985 20 1.56 1893 | 2.37 1973 -------DUBUQUE------+------MOLINE------ -----DUBUQUE---+---MOLINE--- 21 36 1918+ 62 1985 | 36 1893 67 1985 21 1.20 1972 | 4.26 1973 22 36 1893 62 1985 | 35 1893 65 1985+ 22 2.05 1999 | 1.26 1999 23 30 1910 63 1913 | 32 1910 66 1960 23 2.00 1950 | 1.26 1989 24 36 1968 62 1915 | 40 1910 68 1960 24 1.89 1965 | 2.26 1965 25 41 1965+ 63 1948 | 43 1937 65 1948 25 2.15 2009 | 1.11 1939 26 39 1950 61 1915 | 44 1953 64 1990 26 1.35 1954 | 2.47 1943 27 39 1950 62 1899+| 43 1908 65 2021 27 2.38 1942 | 2.48 1959 28 40 2008 62 1896 | 39 1950 67 1896 28 2.60 1896 | 0.74 1962 29 35 1956 61 1970+| 40 1877 65 1970 29 1.60 1984 | 2.52 2019 30 39 1994 67 1942 | 42 1909+ 63 1970+ 30 2.29 1899 | 1.52 2003 =============================================================================== APR RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST --------------- --------------- | --------------- --------------- 1 1915 57.7 1 2018 38.8 | 1 2010 58.5 1 1874 41.4 2 1942 55.1 2 1975 41.2 | 1915 58.5 2 1907 43.0 3 1925 54.9 3 1907 41.6 | 3 1985 57.1 3 2018 43.1 4 1896 54.8 4 1961 41.7 | 1896 57.1 4 1950 43.6 5 1941 54.7 1950 41.7 | 5 1955 57.0 5 1920 44.0 6 1948 54.5 6 1953 42.8 | 6 1925 56.7 6 1961 44.3 7 1977 54.1 1920 42.8 | 7 1977 56.6 7 1982 44.6 8 1985 54.0 8 1982 43.2 | 8 2001 56.4 8 1881 44.8 1946 54.0 9 1983 43.4 | 9 2006 55.7 9 1926 44.9 10 2010 53.9 1951 43.4 | 10 1948 55.3 10 1975 45.1 | | WETTEST DRIEST | WETTEST DRIEST --------------- -------------- | --------------- -------------- 1 2013 8.54 1 1915 0.38 | 1 1973 11.30 1 1895 0.32 2 1896 7.80 2 1895 0.49 | 2 1965 7.92 2 1923 0.59 3 1964 7.69 3 1985 0.81 | 3 1947 7.36 3 1915 0.62 4 1968 7.47 4 1936 0.84 | 4 2013 7.21 4 1946 0.68 5 1909 7.40 5 1946 0.85 | 5 1999 6.97 5 1884 0.77 6 1954 7.23 6 1901 1.01 | 6 2019 6.51 6 1890 0.86 7 1965 6.92 7 1934 1.03 | 7 1964 6.37 7 1901 0.88 8 1947 6.84 8 1902 1.11 | 8 1995 6.19 8 1914 0.89 9 1999 6.65 9 1924 1.12 | 9 2024 6.03 9 1942 0.92 10 2006 6.60 10 1952 1.14 | 10 1909 6.02 10 2018 0.95 | SNOWIEST | SNOWIEST ---------------- | ---------------- 1 1973 19.8 | 1 1997 13.3 2 1983 12.3 | 2 1982 13.0 3 1993 11.3 | 3 1980 9.5 4 1921 10.1 | 4 1970 8.3 5 1975 8.7 | 5 1912 7.8 6 2018 8.6 | 6 2020 7.4 7 1982 8.0 | 7 1957 6.5 8 1962 7.8 | 8 1975 6.2 9 1910 7.6 | 9 1911 6.0 10 2007 6.6 | 10 1936 5.3 | =====================================================================================

UPDATED: 6/21/2025 SUMMARY OF MAY RECORDS =============================================================================== RECORD BURLINGTON | CEDAR RAPIDS | DUBUQUE | MOLINE =============================================================================== MAXIMUM 103 05/31/1934 | 104 05/31/1934 | 104 05/31/1934 | 104 05/31/1934 MINIMUM 26 05/04/1907 | 24 05/07/1925 | 21 05/03/2005 | 25 05/03/2005 COLD MAX NA | NA | 36 05/01/1909 | 38 05/01/1909 WARM MIN NA | NA | 75 05/28/1874 | 75 05/12/2022 DAILY PP NA | NA | 4.37 05/06/1960 | 3.50 05/20/2025 DAILY SF NA | NA | NA | NA =============================================================================== WARMEST NA | NA | 1934 69.0 | 2018 69.8 COLDEST NA | NA | 1907 52.7 | 1907 54.8 WETTEST NA | NA | 1962 9.43 | 1974 11.43 DRIEST NA | NA | 1992 0.69 | 1992 0.31 SNOWIEST NA | NA | 1966 3.1 | 1935 0.3 LEAST SF NA | NA | NA | NA =============================================================================== SUMMARY OF MAM RECORDS =============================================================================== WARMEST NA | NA | 2012 54.2 | 2012 57.3 COLDEST NA | NA | 1960 41.7 | 1960 43.9 WETTEST NA | NA | 1959 19.28 | 1973 25.69 DRIEST NA | NA | 1936 3.08 | 1934 3.09 SNOWIEST NA | NA | 1959 32.9 | 1912 31.6 LEAST SF NA | NA | 1945 T | 2011* T =============================================================================== * TIED WITH 1990, 1981, 1919 * * * MAY DATA * * * DAILY RECORD HIGHS/LOWS ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 01 88 1952+ 31 1909+| 89 1901 27 1950 | 88 1952 28 1994+| 90 1952+ 30 1909 02 91 1901 29 1908 | 91 1901 26 1961+| 88 1901 24 2005 | 89 1968 28 2005 03 90 1928 28 2005 | 90 1949 25 2005 | 88 1949+ 21 2005 | 89 1949+ 25 2005 04 90 1952+ 26 1907 | 92 1918 27 2011+| 89 1918 25 2011 | 93 1952 28 2005 05 92 1949 32 1944+| 94 1924 29 1929 | 92 1949 27 1958 | 93 1949 34 1944 06 93 1934 32 1989 |100 1896 30 1989 | 95 1934 28 1989+| 94 1934 30 1992 07 88 1934 30 1931 | 98 1896 24 1925 | 91 1896+ 26 1885 | 92 2023 29 1989+ 08 90 1963 35 1960+| 91 1963 32 2021+| 91 1896 30 2020 | 92 1963 32 2021+ 09 92 1963 30 2020 | 93 1963 26 2020+| 94 1934 25 2020 | 95 1934 28 2020 10 92 2011 30 1966 | 92 1896 26 1966 | 92 1896 24 1966 | 93 2022+ 26 1966 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 11 91 2022+ 33 1907 | 91 2022 30 1925 | 92 2022 33 1966+| 95 2022 33 1907 12 94 1956 34 1960 | 93 2022 28 1928 | 93 2022 32 1969 | 95 2022 31 2020 13 94 1915 34 1996 | 92 1915 34 2013+| 90 1940 30 1888 | 94 2022 31 1971 14 92 1932 34 1920 | 94 2013 30 1895 | 92 1932 30 1895 | 93 2007 34 1980+ 15 93 1944 36 1997 | 94 1941 32 1926 | 90 1944 32 1997 | 93 2025 35 1973 16 92 1911 34 1997+| 90 2019+ 31 1997 | 89 1936+ 31 1997 | 91 2019 31 1997 17 91 1911 36 2011+| 91 1971+ 32 1930 | 91 1934 32 2009 | 91 1987 35 2014+ 18 92 1998 35 2002 | 92 1964+ 32 1945 | 94 1934 35 2002+| 92 1998+ 33 2002 19 93 1998 38 2002 | 93 1975 33 1929 | 93 1934 34 2002+| 93 1962+ 36 2002+ 20 94 1987 35 1954 | 93 1975 29 1924 | 93 1934 33 1924 | 92 1934 32 1954 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 21 92 1934 34 2002 | 95 1921 32 1931 | 91 1934 32 1883 | 93 1934 32 2002 22 94 1925 35 1963 |102 1925 31 1963 | 94 1925 33 1882 | 94 1925 34 1883 23 92 1939 34 1963 | 90 1972+ 31 1931 | 91 1921 31 1963 | 93 1975 33 1963 24 95 1939 38 1925 | 99 1921 34 1925 | 92 1880 35 1925 | 95 2010 36 1925 25 95 1911 35 1925 | 95 1911 28 1925 | 91 1911+ 34 1925 | 94 1967 35 1979 26 96 1926 37 1901 | 96 1978+ 29 1925 | 91 1914 33 1961 | 95 1985 38 1992+ 27 98 2018 36 1907 | 97 2018 35 1992+| 95 2018 35 1961 | 97 2018 34 1992 28 96 2018 37 1947 | 95 2018+ 33 1928 | 93 1874 36 1947 | 99 2018 36 1992 29 98 1934 36 1947 | 99 1934 34 1947 | 97 1934 31 1965 | 99 1934 34 1965 30 100 1934 39 1947 | 96 1934 33 1924 | 94 1934 37 1965 | 98 1934 37 2021 31 103 1934 44 1915 |104 1934 34 1897 |104 1934 36 1897 |104 1934 40 1897+ =============================================================================== MAY RECORD COLD HIGHS/WARM LOWS MAY RECORD PRECIPITATION ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 01 36 1909 64 1901 | 38 1909 65 1992 01 1.44 1973 | 2.08 1973 02 42 2005+ 64 1905 | 44 1921 65 2001+ 02 1.45 1915 | 0.90 1937 03 37 1954 68 1928 | 40 1935 69 1959 03 1.90 2013 | 2.05 1919 04 47 1890 71 1949 | 48 1917+ 68 1949 04 1.33 1913 | 2.13 1990 05 40 1890 69 1949 | 40 1944 71 1949 05 1.30 1913 | 1.39 1882 06 37 1989 66 1936+| 39 1931 68 1965 06 4.37 1960 | 2.19 1876 07 43 1960 69 1936 | 45 1885 69 1936 07 1.74 1900 | 1.81 1974 08 41 1960 66 1936+| 43 1960 70 1963 08 3.67 1927 | 1.13 1995 09 40 1960 67 1934 | 43 1960 72 1963 09 2.14 1948 | 2.39 1996 10 45 1951 69 1911 | 47 1960 73 2022 10 2.60 1890 | 1.72 1951 ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 11 40 1966 70 2022+| 47 1966 72 2022 11 2.43 1966 | 2.50 2002 12 44 2006+ 71 1879 | 46 2006 72 1879 12 1.91 1978 | 1.09 2014 13 41 1888 66 1900 | 46 1888 69 1962 13 2.28 1978 | 3.23 1970 14 47 1945 66 1894+| 50 1981 67 1962+ 14 2.14 1985 | 1.89 2020 15 43 1907 67 2001+| 45 1940+ 69 2001+ 15 1.30 1943 | 1.98 1943 16 50 2014 71 1911 | 46 1945 71 1899 16 2.39 1999 | 2.13 1974 17 52 1930+ 68 1894 | 51 1945 71 1894 17 2.17 1918 | 2.19 1986 18 49 1991+ 70 1911 | 50 1930 72 1996 18 2.06 1902 | 2.79 1876 19 49 1957+ 69 1877 | 50 1957 72 1996 19 1.81 1933 | 1.43 1898 20 44 1892 68 2004+| 44 1892 70 1902 20 2.31 1912 | 3.50 2025 ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 21 48 1882 68 1921 | 51 1882 71 1974 21 2.05 1974 | 0.70 1949 22 52 1891 70 1921 | 50 1891 69 1921 22 2.07 2004 | 2.04 1890 23 50 2001 67 2007+| 58 2001 71 2010+ 23 1.70 1902 | 2.92 1995 24 49 1992 70 2010 | 52 1992 71 1921 24 2.12 2019 | 2.11 1874 25 49 1992 70 1880 | 52 1893 71 1918+ 25 2.80 1896 | 1.75 1984 26 52 1971 71 1911 | 56 1997+ 74 1914 26 2.25 1965 | 1.80 1933 27 46 1906 68 1914+| 48 1906 73 1914 27 2.36 1938 | 1.78 1973 28 48 1965 75 1874 | 49 2021+ 73 1874 28 1.85 1996 | 2.35 1996 29 52 1965 74 1874 | 54 1947 74 2006 29 3.55 1962 | 1.70 1898 30 56 1903+ 73 1874 | 54 1903+ 72 1942+ 30 1.87 1957 | 2.47 2004 31 47 1889 71 1934 | 46 1889 72 1918+ 31 1.83 1971 | 2.20 1879 =============================================================================== MAY RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST --------------- --------------- | --------------- --------------- 1 1934 69.0 1 1907 52.7 | 1 2018 69.8 1 1882 54.4 2 1881 68.8 2 1997 53.0 | 2 1977 68.9 2 1935 54.8 3 1896 68.1 3 1966 53.2 | 3 1881 68.8 1907 54.8 4 1874 67.7 4 1954 53.7 | 4 2007 68.3 4 1888 55.5 5 1880 67.4 5 1924 53.8 | 1934 68.3 1883 55.5 6 1936 66.5 6 1882 53.9 | 1896 68.3 6 1945 55.6 7 2018 66.2 1888 53.9 | 7 1911 68.0 7 1924 55.9 1887 66.2 8 1967 54.0 | 8 1880 67.9 8 1892 56.0 9 1939 66.0 9 1945 54.5 | 9 1962 67.8 9 1997 56.1 10 1911 65.9 10 1996 54.7 | 10 1936 67.7 1954 56.1 | WETTEST DRIEST | WETTEST DRIEST --------------- -------------- | --------------- -------------- 1 1962 9.43 1 1992 0.69 | 1 1974 11.43 1 1992 0.31 2 1892 9.18 2 1934 0.76 | 2 1970 11.07 2 1924 0.93 3 1902 8.67 3 1925 0.96 | 3 2019 9.76 3 1934 0.98 4 1918 8.64 4 1988 0.97 | 4 2001 9.60 1925 0.98 5 2008 8.57 5 1981 1.05 | 5 1996 9.23 5 1928 1.08 6 1913 8.20 6 1874 1.08 | 1888 9.23 6 1929 1.23 7 1927 7.91 7 1994 1.10 | 7 2004 9.14 7 1881 1.34 8 1896 7.63 8 2007 1.11 | 8 1892 8.84 8 1940 1.37 9 1915 7.61 9 1929 1.39 | 9 2013 7.97 1901 1.37 10 1996 7.56 10 1936 1.43 | 10 1990 7.68 10 2023 1.38 | SNOWIEST | SNOWIEST ---------------- | ---------------- 1 1966 3.1 | 1 1935 0.3 2 1935 1.4 | 3 1960 1.0 | (ONLY MEASURABLE SF IN MAY) 1917 1.0 | 5 1918 0.4 | 6 1909 0.3 | =============================================================================== MAM RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST --------------- --------------- | --------------- --------------- 1 2012 54.1 1 1960 41.8 | 1 2012 57.3 1 1960 44.0 2 1977 53.5 2 1975 42.5 | 2 1977 56.4 2 1888 45.2 3 1946 52.5 3 1996 42.8 | 3 2010 55.0 3 1875 45.5 1878 52.5 1888 42.8 | 4 1985 54.8 4 1892 45.6 5 1921 52.3 5 2013 43.4 | 5 2024 54.7 5 1947 45.9 6 1985 51.7 6 1965 43.6 | 1921 54.7 6 1996 46.0 1910 51.7 1951 43.6 | 7 1991 54.4 1940 46.0 8 1894 51.6 8 1984 43.7 | 8 2007 54.3 8 1984 46.1 9 1896 51.5 9 1961 43.8 | 9 1987 53.8 1950 46.1 10 2010 51.4 10 1997 44.1 | 10 2004 53.4 1943 46.1 | WETTEST DRIEST | WETTEST DRIEST --------------- -------------- | --------------- -------------- 1 1959 19.28 1 1936 3.08 | 1 1973 25.69 1 1934 3.09 2 2013 18.16 2 1934 3.51 | 2 1974 19.45 2 1887 3.70 3 1962 17.37 3 1874 3.90 | 3 2019 18.40 3 1895 4.17 4 2008 17.28 4 1895 4.11 | 4 1970 18.35 4 1992 4.26 5 1964 17.23 5 1925 4.16 | 5 1990 17.86 5 1885 4.58 6 1965 17.03 6 1994 4.68 | 6 2013 17.75 6 1924 4.75 7 1973 16.38 7 1928 5.40 | 7 1892 17.31 7 1901 4.82 8 1896 16.19 8 1988 5.49 | 8 1876 16.44 8 1936 4.83 9 1892 15.46 9 1931 5.63 | 9 1944 15.42 9 2005 4.90 10 1960 14.25 10 1887 5.70 | 10 2004 15.25 10 1994 4.95 | SNOWIEST LEAST SNOWY | SNOWIEST LEAST SNOWY --------------- --------------- | --------------- --------------- 1 1959 32.9 1 1945 T | 1 1912 31.6 1 2011 T 2 1983 30.7 2 1908 0.1 | 2 1923 25.8 1990 T 3 1993 26.2 3 1968 0.2 | 3 1972 22.4 1981 T 4 1975 25.9 4 1942 0.3 | 4 1970 21.0 1919 T 5 1961 23.9 5 1976 0.7 | 5 1926 20.1 1908 T 6 1951 23.2 6 1990 0.8 | 6 1982 19.6 6 2015 0.1 7 1923 21.8 7 1914 0.9 | 7 1886 18.5 1987 0.1 8 1912 21.7 8 1981 1.0 | 8 1975 18.4 1918 0.1 9 1973 21.2 9 1895 1.0 | 1951 18.4 1902 0.1 10 1962 21.1 10 1902 1.4 | 10 1980 17.0 1994 0.2 | ===============================================================================

UPDATED: 09/16/2025 SUMMARY OF JUN RECORDS =============================================================================== RECORD BURLINGTON | CEDAR RAPIDS | DUBUQUE | MOLINE =============================================================================== MAXIMUM 105 6/29/1934 | 103 6/28/1934 | 104 6/28/1934 | 104 6/25/1988 6/27/1934 | 6/27/1934 | | 6/29/1936 | 6/30/1931 | | 6/29/1934 | 6/29/1931 | | 6/02/1934 | 6/28/1931 | | 6/01/1934 | 6/26/1931 | | 6/30/1931 MINIMUM 39 6/08/1913 | 36 6/04/1945 | 36 6/11/1972 | 39 6/01/1993 | | | 6/11/1972 | | | 6/04/1945 | | | 6/08/1913 | | | 6/04/1889 COLD MAX NA | NA | 48 6/01/1946 | 49 6/03/1945 WARM MIN NA | NA | 82 6/29/1931 | 81 6/30/1931 | | | 6/29/1931 | | | 6/28/1931 DAILY PP NA | NA | 3.84 6/13/2000 | 5.10 6/30/2014 DAILY SF NA | NA | NA | NA =============================================================================== WARMEST NA | NA | 1933 77.4 | 1934 78.1 COLDEST NA | NA | 1969 62.2 | 1916 65.8 WETTEST NA | NA | 1892 14.16 | 1993 13.21 DRIEST NA | NA | 1988 0.70 | 1886 0.49 =============================================================================== COLD SEASON (JUL-JUN) SNOW RECORDS =============================================================================== SNOWIEST NA | NA | 2007-2008 78.7 | 1974-1975 69.7 LEAST SF NA | NA | 1924-1925 11.1 | 2024-2025 8.2 =============================================================================== * * * JUNE DATA * * * DAILY RECORD HIGHS/LOWS ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 01 104 1934 44 1972 | 99 1934 39 1993 |102 1934 37 1993 |104 1934 39 1993 02 103 1934 41 1956 |102 1934 42 1924 | 98 1934 38 1969 |104 1934 42 2003 03 98 1934 42 1969+| 96 1914 38 1946 | 93 1895 39 1969 | 98 1972 42 1956+ 04 98 1934+ 40 1945 | 97 1914 36 1945 | 93 1934 38 1945 | 97 1934 39 1945+ 05 101 1944+ 42 1993 | 96 1977+ 39 1926 | 95 1933 40 1882 | 97 1933 41 1945 06 99 1933 45 1944 | 96 1933 42 1924 | 95 1933 43 1894 | 99 1933 44 1894 07 97 1933 44 1910 |100 1963 39 1935+| 94 1963+ 40 1897 | 99 1933 43 1935+ 08 98 1999+ 39 1913 | 97 1963 41 1931+| 95 1934 39 1901 | 98 1963+ 39 1913 09 102 1911 40 1977 |102 1911 41 1913 | 95 1911 42 1978+| 98 1911 41 1913 10 104 1911 41 1972 | 97 1956+ 38 1928 | 95 1933 40 1972+| 99 1933 41 1966 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 11 101 1933 44 1972+| 97 1920 41 1903 | 94 2021 36 1972 | 99 1933 39 1972 12 95 1987+ 40 1903 | 99 1921 40 2023 | 93 1894+ 40 1903 | 96 1987 41 1903 13 98 1987 44 1903 | 99 1920 42 1933 | 95 1920+ 45 1969+| 98 1987 45 1985 14 101 1987 45 1942 | 98 1897 39 1933 | 96 1894 47 1969+|101 1987 43 1933 15 97 1944 43 1917 | 99 1896 42 1927 | 95 1894 44 1999 | 96 2016 45 1917 16 102 1918 45 1961 | 99 1918 47 1947 | 96 1918 44 2023 | 98 1918 42 1961 17 98 1944 40 1915 | 99 1913 44 1974+| 99 1897 45 1960+| 98 1897 46 1876 18 97 1953+ 45 1912 | 99 1913 46 1950 | 96 1887 41 1876 | 98 1994 43 1876 19 102 1936 47 1976 | 98 1971+ 45 1926 | 96 1971+ 47 1882 |100 1953 47 1876 20 100 1988+ 45 1914 |100 1988 46 1985+|100 1988 41 2003 |101 1988 43 2003 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 21 101 1988 45 1992 |100 1988 44 1992+|100 1988 42 1992 |101 1988 43 1992 22 100 1911 42 1902 |100 1911 43 2021 | 97 1988 44 2021+| 98 1911 45 1963 23 99 1933 49 1903 |100 1931+ 45 1902 | 96 1923 45 1972 | 97 1931 47 1972 24 100 1937 47 1972 |100 1931 46 1936 | 99 1931 45 1887 |100 1937+ 47 1972 25 103 1988 49 1974 |102 1931 43 2004 |102 1931 41 2004 |104 1988 46 1979 26 103 1934+ 50 1926+|103 1931 46 1928 |102 1931 47 2004+|101 1931 48 1926 27 105 1934 48 1968 |103 1934 42 1926 |102 1934 43 1992 |102 1934+ 46 1992 28 104 1934 49 1968 |103 1934+ 40 1925 |104 1934 46 1968 |103 1934 47 1968 29 105 1934 50 1950+|103 1931 47 1929 |101 1931 47 1951 |104 1936 50 1923 30 100 1931 46 1943 |103 1931+ 43 1943 |101 1931 48 1988+|104 1931 46 1943 =============================================================================== JUN RECORD COLD HIGHS/WARM LOWS JUN RECORD PRECIPITATION ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 01 48 1946 79 1934 | 54 1946 73 1944 01 1.72 1919 | 1.85 1876 02 50 1969 72 1944+| 55 1969 73 1944+ 02 1.73 1950 | 1.03 2010+ 03 50 1945 71 1944 | 49 1945 70 1944+ 03 2.92 2002 | 1.81 1925 04 53 1951 74 1925 | 56 1993+ 74 1925+ 04 3.50 2002 | 3.50 1880 05 52 1935 73 1925 | 53 1928 74 2008 05 1.19 1930 | 1.73 1914 06 56 1891 70 1939+| 53 1891 74 1971 06 1.43 1881 | 2.66 1908 07 53 1924 75 1933 | 59 1907 74 1933+ 07 2.04 1969 | 4.61 1967 08 54 1878 72 1914 | 55 1878 74 1914 08 2.60 2008 | 2.95 1952 09 56 1909+ 73 1911 | 57 1889 75 1914 09 3.45 1966 | 3.98 1905 10 59 2006 74 1911 | 59 2006 76 1911 10 2.84 1893 | 1.69 1905 ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 11 55 1903 73 1946 | 61 1985+ 76 1880 11 2.51 2015 | 2.45 1942 12 52 1947 73 1892 | 55 1947 76 1880 12 3.17 1944 | 3.28 2008 13 58 1947 75 1920 | 62 1955+ 76 2017 13 3.84 2000 | 1.83 2015 14 57 1917 75 1943 | 56 1915 79 2022 14 3.66 1938 | 4.43 1930 15 62 1999+ 73 1994 | 62 1917 76 1994 15 3.15 1954 | 1.68 1982 16 60 1974 74 1918 | 65 1974 77 1918 16 2.98 1892 | 3.45 1973 17 59 1876 74 1921+| 65 1876 78 2018 17 2.21 1984 | 1.65 1990 18 55 1876 74 1921 | 54 1876 77 2018 18 2.91 2014 | 2.23 2010 19 56 1946 76 1931 | 58 1876 78 1953 19 2.31 1885 | 1.56 2018 20 59 1952 74 1923 | 63 1946 78 1937 20 2.32 1937 | 1.73 2010 ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 21 61 1902 74 2025 | 63 1902 77 2025 21 1.47 1997 | 1.92 1951 22 59 1992 75 2025 | 65 1992+ 78 1988 22 1.41 1964 | 2.69 1974 23 61 1969 79 1874 | 66 1979 77 1950 23 3.48 1892 | 4.36 1892 24 60 2004+ 79 1874 | 66 1928 78 1952 24 2.41 1968 | 4.46 2013 25 58 1928 79 1931 | 59 1928 77 1998+ 25 2.14 2021 | 2.08 2022 26 57 1968 79 1931 | 62 1968 79 1931 26 2.71 1944 | 1.14 1978 27 56 1968 80 1874 | 60 1968 79 1874 27 2.24 1966 | 1.75 1918 28 60 1902 79 1931 | 57 1902 81 1931 28 1.97 1945 | 1.30 1902 29 64 1943 82 1931 | 61 1902 81 1931 29 1.46 1959 | 3.71 1983 30 62 1986 77 1931 | 64 1891 81 1931 30 2.19 1959 | 5.10 2014 =============================================================================== JUN RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST --------------- --------------- | --------------- --------------- 1 1933 77.4 1 1969 62.2 | 1 1934 78.1 1 1916 65.8 2 1934 77.3 2 1958 63.0 | 2 1933 77.6 2 1903 66.1 3 1931 75.1 3 1951 63.7 | 3 1921 76.7 3 1982 66.2 4 1921 75.1 4 1974 63.8 | 4 1971 76.6 4 1958 66.3 5 1894 74.5 5 1916 64.0 | 5 1931 76.5 1902 66.3 6 1911 73.8 6 1982 64.1 | 6 2005 76.1 6 1935 66.4 7 1890 73.6 7 1928 64.5 | 1911 76.1 7 1945 66.5 8 1949 73.3 1926 64.5 | 8 1952 75.7 8 1915 66.6 9 1971 73.2 9 1903 64.6 | 9 2021 75.4 9 1928 66.7 10 2021 72.9 10 1915 64.7 | 2018 75.4 10 1889 67.9 | | WETTEST DRIEST | WETTEST DRIEST --------------- -------------- | --------------- -------------- 1 1892 14.16 1 1988 0.70 | 1 1993 13.21 1 1886 0.49 2 2014 12.57 2 1886 0.71 | 2 2014 10.91 2 1910 0.91 3 1944 10.87 3 1904 0.74 | 3 2015 10.90 3 1900 1.01 4 1925 10.80 4 1992 1.02 | 4 1892 10.79 4 1963 1.02 5 1969 10.49 5 1895 1.05 | 5 1990 9.59 5 1988 1.16 6 1947 10.45 6 1985 1.09 | 6 1930 9.14 6 1940 1.19 7 1890 9.59 7 1922 1.20 | 7 1924 9.01 7 1922 1.22 8 1966 9.52 8 1901 1.23 | 8 1914 8.84 1895 1.22 9 2002 8.42 9 1887 1.32 | 9 1974 8.83 9 1991 1.32 10 2015 8.34 10 1956 1.41 | 10 2010 8.67 10 1897 1.37 | ============================================================================== COLD SEASON (JUL-JUN) SNOW RECORDS =============================================================================== | DUBUQUE* | MOLINE --------- | -------- | SNOWIEST LEAST SNOWY | SNOWIEST LEAST SNOWY --------------- --------------- | --------------- --------------- 1 2007-2008 78.7 1 1924-1925 11.1 | 1 1974-1975 69.7 1 2024-2025 8.2 2 1961-1962 75.7 2 1967-1968 15.0 | 2 2013-2014 65.1 2 1936-1937 9.9 3 1974-1975 75.0 3 1932-1933 15.2 | 3 1978-1979 64.0 3 1901-1902 11.1 4 1959-1960 71.5 4 1927-1928 15.7 | 4 1959-1960 61.5 4 1986-1987 11.6 5 1977-1978 71.3 5 2024-2025 17.2 | 5 2018-2019 60.8 5 1924-1925 12.4 6 1978-1979 70.4 6 2001-2002 18.2 | 6 1996-1997 59.1 6 1921-1922 13.0 7 1958-1959 65.9 7 1913-1914 19.3 | 7 1971-1972 54.1 7 1965-1966 13.6 8 1992-1993 63.8 8 1921-1922 19.5 | 8 2007-2008 51.5 8 1920-1921 14.0 9 2010-2011 63.5 9 1933-1934 19.8 | 9 1911-1912 51.4 9 1932-1933 14.4 10 2013-2014 63.3 10 1912-1913 19.9 | 10 1969-1970 51.2 10 1927-1928 14.5 | ================================================================================ * DUBUQUE SNOWFALL DATA MISSING FROM APR 1896-DEC 1947.

UPDATED: 9/16/2025 SUMMARY OF JUL RECORDS =============================================================================== RECORD BURLINGTON | CEDAR RAPIDS | DUBUQUE | MOLINE =============================================================================== MAXIMUM 111 7/15/1934 | 110 7/05/1911 | 110 7/14/1936 | 111 7/14/1936 7/14/1934 | | | MINIMUM 46 7/30/1971 | 42 7/02/1924 | 40 7/09/1895 | 46 7/31/1971 | | | 7/30/1971 | | | 7/22/1947 | | | 7/11/1945 COLD MAX NA | NA | 60 7/30/1992 | 62 7/05/1909 | | 7/23/1992 | WARM MIN NA | NA | 81 7/19/1930 | 84 7/14/1936 | | 7/21/1901 | | | 7/25/1874 | DAILY PP NA | NA | 7.47 7/27/2011 | 5.18 7/14/1889 =============================================================================== WARMEST NA | NA | 1901 82.2 | 1936 85.0 COLDEST NA | NA | 2009 65.5 | 1891 69.2 WETTEST NA | NA | 2011 16.01 | 1992 11.76 DRIEST NA | NA | 1894 0.02 | 1936 0.14 =============================================================================== * * * JULY DATA * * * DAILY RECORD HIGHS/LOWS ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 01 103 1956 51 1918 |102 1931+ 43 1924 |100 1931 47 1995 |103 1956 48 1988 02 101 1911 50 1959+|105 1911 42 1924 | 98 1911 47 2001+| 98 1970+ 49 1942+ 03 105 1911 50 1968 |105 1911 43 1924 |102 1911 46 1968 |104 1911 47 1968 04 108 1936 49 1967 |106 1911 45 1924 |101 1911 45 1967 |102 1911 48 1940 05 108 1936 47 1972 |110 1911 49 1997+|104 1911 45 1972 |105 1936 47 1972 06 105 1936 49 1972 |102 1936 50 1979 |102 1936 46 1967 |105 1936 47 1979 07 105 1936 52 1997 |100 2012+ 47 2023 |102 1936 44 1984 |105 1936 48 1984 08 105 1936 53 1922 |102 1897 48 1891 |101 1936 47 2004 |104 1936 50 1891 09 104 1936 51 1953 |104 1901 45 1891 |102 1901 40 1895 |102 1936 49 1891 10 106 1936 47 1908 |103 1901 48 1996 |103 1936+ 49 1997 |105 1936 50 1996 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 11 107 1936 51 1945 |104 1930 46 1945 |107 1936 47 1975 |107 1936 46 1945 12 109 1936 53 1975+|106 1936 48 1975 |106 1936 51 1975+|108 1936 53 1999+ 13 108 1936 53 1975+|108 1936 45 1940 |107 1936 49 2007 |107 1936 48 1940 14 111 1936 48 1950 |109 1936 47 1950 |110 1936 47 1975 |111 1936 48 1975 15 111 1936 52 1945 |105 1936 47 1930 |101 1936 50 1967 |106 1936 48 1967 16 100 1936+ 51 2014 |104 1913 49 2014 |101 1901+ 48 2014 |101 1913 51 2014 17 105 1936 50 1976 |102 1936 49 1976 |100 1936 48 1976 |103 1936 52 2014 18 103 1930 53 1924 |101 1930 49 2009 | 99 1894 51 1979+|100 2012+ 54 2014+ 19 107 1934 54 2009+|103 1930 50 2009 | 97 2011+ 50 2003 |101 1934 52 2003 20 107 1934 53 2009 |105 1901 50 2009+|101 1901 49 2009+|102 1934 50 2009 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 21 108 1934 51 1970+|107 1901 47 1944 |106 1901 50 1882 |105 1901 50 1944 22 107 1934 47 1947 |101 1934+ 44 1947 |103 1934 51 1947 |104 1934 46 1947 23 108 1934 50 1947 |104 1901 44 1925 |104 1901 52 1990+|105 1901 49 1947 24 107 1901 51 2003 |107 1901 50 1927 |105 1901 51 2003+|106 1901 54 1957 25 107 1936 53 1911 |105 1940 50 2004 |102 1940 50 2004 |105 1940 52 1933 26 107 1936+ 48 1962+|108 1936 47 1911 |107 1936 48 1962 |106 1936 49 1962 27 109 1930 49 2004+|104 1930 48 1937 | 99 1916+ 48 1971 |105 1930 50 1962+ 28 103 1983+ 52 2013 |103 1931 47 1925 |100 1916 50 2013 |102 1983+ 52 1925 29 102 1916 49 1981 |104 1913 44 1925 |100 1941+ 45 1971 |104 1916 49 1981+ 30 104 1931 46 1971 |106 1913 47 1971+|100 1916+ 44 1971 |102 1931+ 46 1971 31 103 1988 48 1971 |104 1988 48 1971 |101 1988 45 1971 |101 1988 46 1971 =============================================================================== JUL RECORD COLD HIGHS/WARM LOWS JUL RECORD PRECIPITATION ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 01 66 2009 79 1931 | 67 1986 80 1970 01 6.28 1961 | 0.96 1967 02 65 2014 78 1911 | 68 1908 78 1911 02 2.22 1962 | 1.80 1892 03 64 1967 79 1911 | 69 1967 78 1911+ 03 3.46 1925 | 1.82 1932 04 63 1967 77 1949+| 67 1967 79 1911 04 2.13 1883 | 3.56 2007 05 61 1961 78 1874 | 62 1909 77 1994 05 4.55 1876 | 2.29 1953 06 64 1969+ 76 1948 | 63 1909 75 1923+ 06 1.57 2002 | 3.55 1982 07 65 1891 76 1876 | 62 1918 81 1936 07 2.85 1879 | 3.37 1915 08 66 2009 76 1881 | 65 2015 80 1936 08 4.36 1951 | 3.38 1986 09 70 2003+ 78 1936 | 70 1991+ 82 1936 09 3.87 1919 | 3.11 1879 10 67 1905 80 1936 | 63 1905 80 1936 10 3.32 1881 | 5.08 1971 ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 11 64 1951 76 1879 | 68 1958 81 1936 11 2.30 1878 | 2.02 2025 12 63 1975 77 1981+| 70 1975 81 1936 12 1.87 1881 | 1.55 1971 13 66 1967 77 1936+| 69 1975 82 1936 13 2.13 1992 | 1.82 1992 14 64 1962 79 1936 | 69 1990 84 1936 14 1.54 1966 | 5.18 1889 15 63 1962 80 1932 | 64 1962 83 1936 15 2.08 2022 | 1.70 1992 16 72 2014+ 78 1895 | 74 1962+ 79 1931+ 16 1.58 1885 | 1.00 1903 17 61 2009 79 1887 | 68 2009+ 80 1878 17 3.91 1977 | 3.85 1969 18 66 2009 76 2011+| 70 2009 79 2011+ 18 3.40 2007 | 2.84 1963 19 67 1989 81 1930 | 68 1958 81 2019 19 2.32 1963 | 2.57 1963 20 66 1902 78 1930 | 67 1902 80 2019 20 1.39 2003 | 1.70 1883 ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 21 64 2009 81 1901 | 68 2009 80 1901 21 2.42 2009 | 3.45 1948 22 62 1992 80 1901 | 71 1927 78 1952+ 22 2.84 2010 | 2.12 1957 23 60 1992 80 1914 | 71 1992+ 79 1914 23 4.59 2010 | 1.65 1975+ 24 68 2004+ 79 1901 | 68 1911 79 1901 24 1.54 2009 | 2.44 2009 25 66 1911 81 1874 | 70 1911 79 1940+ 25 0.86 1897 | 1.80 1992 26 68 1972 76 1919+| 66 1909 80 1930 26 2.10 1940 | 3.13 1966 27 62 1981 78 1901 | 65 1981 79 1936+ 27 7.47 2011 | 2.86 1875 28 64 1962 78 1941 | 65 1981 78 1949+ 28 3.27 2011 | 2.73 1911 29 68 1922 79 1917 | 70 1971 79 1916 29 1.53 1987 | 1.88 1970 30 60 1992 80 1917 | 65 1992 80 1916 30 1.95 1965 | 1.47 1882 31 64 1985 76 1888 | 67 1875 79 1917 31 1.83 1957 | 1.18 1877 =============================================================================== JUL RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST --------------- --------------- | --------------- --------------- 1 1901 82.2 1 2009 65.5 | 1 1936 85.0 1 1891 69.2 2 1936 81.1 2 1992 66.7 | 2 1901 83.0 2 2009 69.3 3 1916 80.3 3 2014 67.2 | 3 1916 82.6 3 2014 70.1 4 1935 79.2 4 1971 67.9 | 4 1935 81.0 4 1884 70.3 5 1921 79.0 5 1882 68.2 | 5 1921 80.9 5 1992, 70.5 6 2012 78.2 6 1962 68.3 | 6 2012 80.7 1882 " 7 1931 78.1 7 1996, 68.8 | 7 1955 80.5 7 1971 70.7 8 1887 77.8 1958, " | 8 2011 79.9 8 1950 71.1 9 1874 77.7 1891 " | 9 2019 79.4 9 1958 71.3 10 1934 77.5 10 2004 69.3 | 1987 " 10 1967 71.4 | 1983 " | WETTEST DRIEST | WETTEST DRIEST --------------- -------------- | --------------- -------------- 1 2011 16.01* 1 1894 0.02 | 1 1992 11.76 1 1936 0.14 2 2010 12.68 2 2012 0.46 | 2 1969 11.39 2 1913 0.18 3 1961 12.23 3 1910 0.47 | 3 1971 11.22 3 1991 0.41 4 1881 10.53 4 1946 0.53 | 4 1875 9.36 4 1886 0.43 5 1962 8.93 5 1936 0.71 | 5 1982 8.83 5 1914, 0.44 6 2007 8.84 6 1927 0.84 | 6 1963 8.78 1894 " 7 1982 8.76 7 1916 0.85 | 7 2007 8.57 7 2012 0.45 8 1993 8.50 8 1991 0.87 | 8 1948 8.27 8 1916 0.46 9 1876 8.15 9 1886 0.89 | 9 1889 8.25 9 1890 0.85 10 1900 8.00 10 1930 0.94 | 10 1915 8.05 10 1881 0.91 | ================================================================================ * WETTEST 24 HOURS IN DUBUQUE: 10.62" 07/27/2011 - 07/28/2011. [7.35" FELL FROM 6 PM CDT 7/27/2011 UNTIL 1 AM CDT 7/28/2011. ANOTHER 3.27" FELL FROM 1 AM CDT 7/28/2011 UNTIL 12 PM CDT 7/28/2011.] (PREVIOUS 24 HR RAINFALL RECORDS: 8.96" 08/21-22/2002 & 8.85" 09/14/1967.)

UPDATED: 9/16/2025 SUMMARY OF AUG RECORDS =============================================================================== RECORD BURLINGTON | CEDAR RAPIDS | DUBUQUE | MOLINE =============================================================================== MAXIMUM 110 8/08/1934 | 108 8/18/1936 | 107 8/18/1936 | 106 8/18/1936 | 03/1930 | | MINIMUM 41 8/20/1950 | 37 8/30/1915 | 40 8/28/1986 | 40 8/28/1986 | | 30/1915 | 29/1934 | | | 30/1915 COLD MAX NA | NA | 56 8/25/1987 | 59 8/25/1987 WARM MIN NA | NA | 80 8/06/1918 | 82 8/06/1918 DAILY PP NA | NA | 5.99 8/21/2002 | 4.79 8/23/1885 =============================================================================== WARMEST NA | NA | 1947 80.6 | 1947 81.0 COLDEST NA | NA | 1992 64.4 | 1915 67.2 WETTEST NA | NA | 1987 9.90 | 1987 15.23 DRIEST NA | NA | 1969 0.08 | 1971 0.35 =============================================================================== SUMMARY OF JJA RECORDS =============================================================================== WARMEST NA | NA | 1901 76.1 | 1936 78.6 COLDEST NA | NA | 1992 65.9 | 1915 68.6 WETTEST NA | NA | 1993 24.59 | 1993 26.79 DRIEST NA | NA | 1886 2.27 | 1886 3.59 =============================================================================== * * * AUGUST DATA * * * DAILY RECORD HIGHS/LOWS ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 01 104 1987 54 1968 |101 1987 48 1895 |100 1988 51 1992+|103 1987 55 2025+ 02 102 1947 52 1907 | 99 1988+ 49 1927 | 99 1890 50 2009+|101 1987 51 1985 03 105 1913 50 1974+|108 1930 43 1927 |103 1930 46 1894 |103 1930 48 1950 04 106 1918 48 1978 |103 1930 47 1978+| 99 1947+ 43 1978 |100 1947 46 1978 05 106 1918 49 1912 |100 1947 48 1948 | 98 1918 47 1994+|101 1918 48 1978 06 103 1947+ 50 2004+|107 1918 47 1948 | 97 1947+ 49 2004 | 99 1947+ 49 1948 07 101 1918 50 1976 |102 1918 46 1989 | 99 1894 46 1989 | 97 2012+ 48 1989+ 08 110 1934 51 1989+|100 1918 47 1904 |100 1894 45 1904 |102 1988 44 1884 09 108 1934 50 1972 |104 1913 43 1927 | 99 1936+ 46 1927 |101 1934 47 1884 10 100 1944+ 51 1917 | 98 1983 47 1924 | 99 1887 48 1882 | 99 1983 50 1884 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 11 99 1941+ 48 1982 |100 1941 47 2004+|100 1941 48 2024 | 98 1941 48 1968 12 104 1918 47 2004 | 99 1936 43 1931 | 98 1918 47 1977 |100 1936 47 1979+ 13 104 1936 46 1964 |100 1918 42 1964 | 97 1895 45 2004 | 97 1918 47 2004 14 104 1936 48 2013 | 99 1936 43 2004 | 96 1936 46 2004 |105 1936 45 2004+ 15 102 1913 46 2004 |102 1988+ 41 1929 | 98 1988 45 1979 |101 1936 47 1992+ 16 102 1913 53 1992+|100 1988+ 48 1976 |100 1937 47 1992 |101 1988 47 1992 17 105 1983 52 2012 |100 1988 46 1924 | 99 1988 47 1879 |103 1988+ 48 1992 18 105 1936 47 2012 |108 1936 46 2002 |107 1936 46 2002+|106 1936 44 1963 19 101 1936 47 1950 |100 1916 45 2004 | 99 1983 47 2004+|101 1983 49 1981 20 101 1947 41 1950 |100 1947 38 1950 | 99 1916 44 1967 |101 1983 43 1950 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 21 101 1947 44 1950 | 99 1916 45 1950 | 98 1947 41 2004 | 99 1936 44 1950 22 101 1936 50 1923 |100 1936 47 1891 |100 1936 41 1875 |101 1936 47 1923 23 101 1948+ 50 1984+|100 2023 43 1891 | 97 2023+ 44 1875 | 99 1947 48 1891+ 24 103 1947 49 1958+|100 1947 41 1942 | 99 1947 43 1875 |100 2023+ 43 1942 25 101 1936 44 1958 | 97 1925 40 1934 | 95 1948 42 1958 | 97 2003+ 43 1958 26 99 2003 46 1910 | 97 1924 41 1934 | 95 2003 44 1964 | 97 2003 45 1934 27 97 1955+ 44 1915 | 97 1995+ 43 1986 | 94 2024+ 43 1915 | 98 2024 46 1915 28 97 2013 42 1986 | 96 2013+ 40 1986+| 97 1984 40 1986 | 97 2013 40 1986 29 96 1953+ 43 1986 | 97 1925 40 1946 | 99 1984 43 1986+| 97 1984 40 1934 30 102 1947 46 1915 |100 2013+ 37 1915 | 94 1941+ 40 1915 | 98 2013+ 40 1915 31 99 1953 44 1967+| 98 1912 38 1915 | 96 1953 42 1967 |100 1953 45 2023+ =============================================================================== AUG RECORD COLD HIGHS/WARM LOWS AUG RECORD PRECIPITATION ------ DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 01 67 1974+ 78 1935 | 70 1974 79 2006 01 2.95 1972 | 3.48 1921 02 67 1974+ 75 1930 | 65 1927 79 2006 02 1.75 1885 | 3.21 1885 03 61 1915 79 1930 | 63 1974 78 1930+ 03 2.64 1959 | 3.17 1965 04 57 1915 79 1947 | 64 1915 80 1930 04 1.79 2012 | 1.28 1954 05 66 1912 77 1947 | 67 1991 77 2024+ 05 2.64 1938 | 2.59 1899 06 68 1989 80 1918 | 72 1932 82 1918 06 1.74 2018 | 1.98 1972 07 70 2009+ 75 1900 | 71 1945 80 1936 07 3.92 1873 | 1.92 2009 08 66 1965+ 77 1896+| 68 1959+ 78 1896 08 2.82 1970 | 2.03 1987 09 66 1964 76 1891 | 70 2023 81 1913 09 2.36 2009 | 1.71 2015 10 62 2004+ 73 1938+| 66 2004 74 1938+ 10 4.80 2025 | 1.19 1974 ------ DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 11 61 2004 76 1941 | 65 2004 80 1874 11 1.99 2005 | 4.39 1949 12 63 1964 75 1947+| 64 1964 75 1995+ 12 1.15 2019 | 1.55 2016 13 66 1992+ 76 1947 | 65 1903 76 1995+ 13 2.79 1943 | 2.86 1902 14 63 1929 77 1938 | 66 1979+ 78 1909 14 3.20 2023 | 2.09 1945 15 68 2001+ 74 1909 | 69 1979 76 1988+ 15 2.55 1907 | 1.40 1997 16 66 1921 76 1913 | 66 1980 76 1913 16 4.26 1918 | 2.80 1980 17 63 1954 75 1983 | 65 1927 79 1983 17 3.45 1990 | 1.61 1872 18 62 1924 76 1947+| 66 1963 78 1914 18 3.55 1912 | 2.39 1979 19 59 1977 76 1947+| 63 1967 77 1916+ 19 3.00 1935 | 3.10 1990 20 67 1985+ 76 1947+| 69 1950 76 1968+ 20 2.36 1952 | 2.09 1928 ------ DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 21 67 1990 76 1947+| 70 1875 76 1947+ 21 5.99 2002 | 3.55 1987 22 61 1967 77 1947 | 65 1891 76 1886 22 2.97 2002 | 1.77 1988 23 60 1887 76 1948 | 63 1887 77 2023 23 2.80 1928 | 4.79 1885 24 58 1940 77 2023 | 63 1940+ 78 2023 24 2.46 1963 | 2.25 1963 25 56 1987 73 1948 | 59 1987 76 2014 25 1.42 1880 | 3.38 1987 26 60 1971 74 1948 | 64 1915 75 2024+ 26 2.08 1987 | 3.05 1987 27 61 1986 74 1990 | 64 1988+ 76 1977 27 1.77 2009 | 2.00 1903 28 62 1965 72 2013+| 65 1914 75 1990 28 2.80 1887 | 3.31 2018 29 60 1915 75 1932 | 62 1915 75 1932 29 1.36 1993 | 4.60 1951 30 62 1903 76 1932 | 60 1903 75 1947 30 2.80 1957 | 1.76 1965 31 61 1958 74 2000+| 65 1958 75 2000+ 31 2.86 1914 | 2.10 1989 =============================================================================== AUG RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST --------------- --------------- | --------------- --------------- 1 1947 80.6 1 1992 64.4 | 1 1947 81.0 1 1915 67.2 2 1900 78.0 2 2004 65.0 | 2 1936 80.0 2 1992 67.4 3 1937 77.1 1986 | 3 1900 79.8 3 1967 67.7 4 1995 76.9 4 1915 65.6 | 4 1983 79.6 4 1885 68.0 5 1936 76.7 1967 | 5 1937 79.1 5 1986 68.3 6 1983 76.6 6 2017 66.0 | 6 1995 78.5 6 1950 68.5 7 1881 75.6 7 1994 66.4 | 7 1873 78.1 7 2004 68.6 8 1916 75.1 8 1977 66.5 | 8 1988 77.8 8 1946 69.2 9 1938 75.0 9 2009 66.6 | 9 1913 77.5 9 1875 69.3 1909 10 1974 67.0 | 10 1909 77.3 10 1927 69.6 | WETTEST DRIEST | WETTEST DRIEST --------------- -------------- | --------------- -------------- 1 1987 9.90 1 1969 0.08 | 1 1987 15.23 1 1971 0.35 2 2002 9.71 2 1901 0.23 | 2 1885 12.68 2 1901 0.46 3 1981 9.65 3 2003 0.25 | 3 1965 9.31 3 1922 0.48 4 1928 9.38 4 1889 0.26 | 4 1980 9.09 4 1873 0.51 5 1980 9.11 5 1995 0.29 | 5 1872 8.91 5 1947 0.52 6 2009 8.78 6 1893 0.58 | 6 1972 8.20 6 1976 0.60 7 1911 8.74 7 1886 0.67 | 7 1997 8.15 7 2017 0.68 8 1965 8.33 8 1875 1.07 | 8 2016 8.07 1897 " 9 1993 8.05 9 1950 1.08 | 9 2009 8.06 9 1917 0.70 10 1885 8.02 10 1978 1.10 | 10 1924 8.03 10 1966 0.77 =============================================================================== JJA RECORDS (SUMMER) =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST --------------- --------------- | --------------- --------------- 1 1901 76.1 1 1992 65.9 | 1 1936 78.6 1 1915 68.6 2 1936 75.5 2 2009 66.6 | 2 1983 77.3 2 1992 68.8 3 1931 75.4 2 1915 66.6 | 3 1931 77.1 3 1884 69.1 4 1894 75.3 4 2004 66.8 | 3 1901 77.1 4 1883 69.2 5 1934 75.2 5 1958 67.2 | 5 1921 77.0 5 1950 69.7 5 1921 75.2 5 1951 67.2 | 6 1988 76.4 6 1967 70.0 7 1949 74.9 7 1967 67.8 | 7 1934 76.3 6 1891 70.0 8 1874 74.7 8 1985 68.0 | 8 2010 76.1 8 2009 70.3 9 1933 74.5 9 1974 68.3 | 8 2005 76.1 9 1958 70.4 10 1943 74.2 10 1903 68.5 | 8 1913 76.1 9 1903 70.4 | WETTEST DRIEST | WETTEST DRIEST --------------- -------------- | --------------- -------------- 1 1993 24.59 1 1886 2.27 | 1 1993 26.79 1 1886 3.59 2 2010 24.02 2 1894 3.59 | 2 2009 21.99 2 1991 3.79 3 2002 22.25 3 1901 3.77 | 3 2007 21.70 3 1994 4.62 4 1876 21.95 4 1927 4.62 | 4 1902 21.18 4 2005 4.70 5 1892 21.75 5 1904 5.18 | 5 1924 20.80 5 1916 4.90 6 1925 20.64 6 1995 5.67 | 6 1972 20.65 6 1901 4.96 7 1944 20.55 7 1895 5.80 | 7 1969 20.36 7 1873 5.04 7 1881 20.55 8 1988 6.40 | 8 1951 20.25 8 1897 5.26 9 1885 20.53 9 1985 6.72 | 9 2010 20.11 9 1976 5.96 10 1961 20.52 10 1910 6.86 | 10 1990 19.57 10 1893 6.69 ================================================================================

UPDATED: 10/04/2026 SUMMARY OF SEP RECORDS =============================================================================== RECORD BURLINGTON | CEDAR RAPIDS | DUBUQUE | MOLINE =============================================================================== MAXIMUM 103 9/01/1913 | 105 9/04/1925 | 99 9/07/1939 | 100 9/15/1939 9/05/1899 | | 9/06/1922 | 9/06/1922 MINIMUM 23 9/30/1899 | 22 9/30/1899 | 24 9/30/1899 | 24 9/28/1942 COLD MAX NA | NA | 43 9/26/1942 | 45 9/25/1942 WARM MIN NA | NA | 79 9/07/1939 | 77 9/07/1922 | | | 9/02/1913 DAILY PP NA | NA | 8.85 9/14/1967 | 6.21 9/13/1961 DAILY SF NA | NA | NA | NA =============================================================================== WARMEST NA | NA | 1931 70.1 | 1931 72.5 COLDEST NA | NA | 1975 57.2 | 1918 58.9 WETTEST NA | NA | 1965 15.46 | 1970 14.18 DRIEST NA | NA | 1979 0.07 | 1979 0.02 SNOWIEST NA | NA | 1917 0.1 | 1942 0.1 LEAST SF NA | NA | NA | NA =============================================================================== * * * SEPTEMBER DATA * * * DAILY RECORD HIGHS/LOWS ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 01 103 1913 40 1949 |102 1913 39 1949 | 97 1913 42 1967 | 99 1953 41 1967 02 101 1913 43 1946 |103 1925 41 1946 | 97 1913 44 1946 | 99 1953 38 1946 03 101 1913 42 1974 | 98 1925 37 1974 | 95 1939 41 1974 | 98 1913 43 1974 04 100 1925 40 1974 |105 1925 38 1974 | 97 1925 38 1974 | 98 1925 39 1974 05 103 1899 44 1962 | 98 1925 42 1974 | 96 1899 42 2025 | 99 1899 42 1974 06 102 1899 44 1988 |101 1922 40 1950 | 99 1922 38 1988 |100 1922 40 1988 07 101 1899 42 2025+|100 1922 38 1986 | 99 1939 37 1956 | 99 1939+ 39 1956 08 100 1912 40 1986 | 99 1912 38 1986 | 97 1922 37 1986+| 98 1922 38 1986 09 100 2013+ 42 2008 | 99 2013 38 1924 | 97 1955 34 1883 | 99 2013+ 38 1883 10 98 2013 41 1976 | 98 1931 37 1976 | 97 1895 36 1976 | 97 2013 40 1883 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 11 98 1936 38 1917 | 96 1931+ 37 1917 | 96 1895 36 1917 | 97 2000 40 1940 12 98 1927 39 1955 | 96 1927 36 1975 | 95 1927 36 1902 | 96 1927 38 1955 13 98 1927 34 1902 | 96 1930 35 2014+| 96 1939 35 1953 | 97 1939 36 1902 14 99 1939 38 1974+| 96 1939 36 1996+| 97 1939 34 1974 | 99 1939 38 2014 15 99 1939+ 38 2007 | 97 1939 31 2007 | 97 1939 32 2007 |100 1939 36 2007 16 95 1906 39 1984+| 98 1931 34 1937 | 96 1931 34 1984 | 92 1931 37 1984 17 96 1927 40 1943 | 99 1925 38 1943 | 91 1927+ 38 1916+| 96 1927 35 1937 18 94 1910 37 1929+| 94 1972 32 1929 | 90 1955 35 1929+| 92 2007+ 35 1929 19 94 2013+ 33 1991 | 98 1925 33 1991 | 94 1948 37 2012+| 93 2013+ 34 1991 20 95 2022 32 1991 | 96 2022 29 1991 | 93 2022 28 1956 | 95 2022 30 1991+ ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 21 94 1908 35 1918 | 93 2017+ 33 1999+| 94 1891 35 1991+| 92 2007+ 32 1991+ 22 94 1937+ 31 1995 | 94 1930 29 1974 | 92 1937 31 1995+| 95 1937 32 1995 23 93 2017+ 33 1913 | 93 2017 29 2012 | 91 1891 31 2012+| 94 2017 31 1995 24 91 2007 33 1942 | 92 1984+ 28 2012 | 90 1935+ 28 2012 | 91 2017+ 30 2012+ 25 92 1999 32 1942 | 93 1920 29 1928 | 90 1920 30 1942 | 91 2017+ 30 1942 26 95 1897 32 1984 | 87 1998+ 24 1926 | 89 1891 31 1926 | 90 1891 32 1940 27 91 1905 32 1942 | 91 1905 31 1942 | 88 1954 31 1889 | 90 1990 30 1942 28 98 1953 25 1942 | 97 1953 23 1942 | 91 1952 29 1942 | 95 1953 24 1942 29 99 1953 28 1899 | 92 1953 27 1984 | 93 1953 28 1984 | 99 1953 30 1984+ 30 91 2023+ 23 1899 | 94 2023 22 1899 | 89 1897 24 1899 | 92 1952 28 1899 =============================================================================== SEP RECORD COLD HIGHS/WARM LOWS SEP RECORD PRECIPITATION ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 01 58 1886 73 1937 | 59 1886 75 1913 01 2.15 2018 | 2.53 1905 02 61 1909 74 2011+| 57 1974 77 1913 02 0.97 1887 | 2.99 1970 03 58 1905 74 2026 | 59 1905 76 1939 03 3.09 1934 | 2.84 1887 04 58 1994 73 2026 | 61 1874 75 2026 04 2.02 1916 | 2.23 2008 05 61 1920 76 1881 | 61 1876 76 1925+ 05 3.40 1876 | 3.22 1914 06 58 1949 75 1922 | 60 1949 76 1985+ 06 1.93 2020 | 2.40 1989 07 58 1917 79 1939 | 61 1891+ 77 1922 07 2.06 1938 | 1.77 1917 08 52 2020 74 1897 | 57 2020 74 1931+ 08 2.82 1941 | 1.73 2020 09 51 2020 75 1933 | 58 1968+ 75 1897 09 4.95 1875 | 3.24 2014 10 53 2020+ 72 1931 | 54 1924 75 2019+ 10 1.52 2006 | 1.64 1892 ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 11 56 2014 74 1931 | 56 2014 74 1931 11 1.98 2019 | 1.95 1950 12 48 2014 74 1895 | 55 2014+ 74 1895 12 4.37 1961 | 2.29 2008 13 52 1970 74 1931 | 56 1970 73 1931+ 13 3.67 1961 | 6.21 1961 14 55 1945 74 1939 | 56 1945 74 1897 14 8.85 1967 | 2.32 1998 15 50 1916 75 1939 | 56 1916 74 1927 15 1.57 1927 | 1.90 1895 16 51 2011 70 1927+| 54 1903 72 1906 16 1.90 1987 | 2.36 1921 17 52 1973+ 73 1891 | 51 1901 72 1955 17 2.32 2026 | 2.40 1978 18 54 1938+ 73 1895 | 57 1929+ 74 1895 18 3.31 1874 | 3.73 1874 19 46 1901 74 1895 | 48 1901 74 1978+ 19 3.31 2026 | 1.73 2026 20 53 1995 76 1895 | 51 1918 74 1895 20 2.27 1965 | 2.89 1965 ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 21 48 1913 72 1895 | 47 1995 73 2019 21 2.40 1965 | 3.32 1947 22 50 1995+ 73 1895 | 52 1995 72 2017 22 2.07 1946 | 1.62 2000 23 48 1928 70 1937 | 52 1928 71 1892 23 1.57 1945 | 2.09 1970 24 45 1942 71 1930 | 51 1942 72 1930 24 2.38 1994 | 1.41 1986 25 45 1942 73 1900 | 45 1942 74 1900 25 3.38 1880 | 1.56 1993 26 43 1942 70 1998 | 50 1942 74 1998 26 4.01 1881 | 2.12 1959 27 47 1942 71 1891 | 48 1926 72 1891 27 2.04 1907 | 2.05 1999 28 46 1912 67 1904 | 49 1912 70 1971 28 1.74 1972 | 1.94 1906 29 44 1899 67 1904 | 49 1899 68 1898 29 2.18 1878 | 1.19 1893 30 47 1876 68 1878 | 46 1876 69 1878 30 2.64 1961 | 3.44 1919 =============================================================================== SEP RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST --------------- --------------- | --------------- --------------- 1 1931 70.1 1 1975 57.2 | 1 1931 72.5 1 1918 58.9 2 1897 69.9 2 1918 57.3 | 2 1897 72.2 2 1949 59.0 3 1895 69.8 - 1993 | 3 2019 71.7 3 1883 59.7 4 1891 69.3 4 1974 57.6 | 4 1906 70.7 4 1974 60.3 5 1906 68.5 5 1924 58.2 | 5 2016 70.6 5 1924 60.5 6 1939 68.4 6 1951 58.3 | - 2015 70.6 - 1879 60.5 - 1933 7 2011 58.4 | 7 1933 70.3 7 1896 60.7 8 1884 68.2 8 1989 58.5 | 8 1925 70.2 - 1888 60.7 - 1948 9 1962 58.6 | - 2005 70.2 9 1975 60.9 10 1908 68.1 - 2006 | 10 2026 70.1 - 1902 60.9 | WETTEST DRIEST | WETTEST DRIEST --------------- ---------------- | --------------- --------------- 1 1965 15.46 1 1979 0.07 | 1 1970 14.18 1 1979 0.02 2 2019 13.31 2 2024 0.08 | 2 1961 11.00 2 2002 0.18 3 1961 13.13 3 1990 0.57 | 3 2008 10.91 3 1930 0.39 4 1986 13.06 4 2022 0.60 | 4 1936 10.35 4 2024 0.42 5 1967 11.88 5 1974 0.62 | 5 1934 8.88 5 1956 0.49 6 1927 10.70 6 2004 0.64 | 6 1926 8.80 6 2025 0.71 7 1881 10.26 7 1877 0.67 | 7 1965 8.27 7 1883 0.73 8 1915 9.62 8 1891 0.68 | 8 1925 8.16 8 1952 0.77 9 2026 9.41 9 1939 0.69 | 9 1921 7.92 9 1899 0.82 10 1970 9.16 10 2025 0.76 | 10 1874 7.86 10 1932 0.86 | | SNOWIEST LEAST SNOWY | SNOWIEST LEAST SNOWY --------------- --------------- | ---------------- --------------- 1 1917 0.1 | 1 1942 0.1 | ================================================================================

UPDATED: 10/04/2026 SUMMARY OF OCT RECORDS =============================================================================== RECORD BURLINGTON | CEDAR RAPIDS | DUBUQUE | MOLINE =============================================================================== MAXIMUM 95 10/03/2006 | 94 10/03/1997 | 90 10/03/1997 | 95 10/03/2006 13/1899 | | | MINIMUM 10 10/30/1925 | -2 10/30/1925 | 10 10/30/1925 | 11 10/28/1925 COLD MAX NA | NA | 25 10/30/1917 | 24 10/29/1925 WARM MIN NA | NA | 72 10/05/1900 | 72 10/01/2019 | | | 10/04/2005+ | | | 10/03/1954 DAILY PP NA | NA | 3.37 10/04/1919 | 4.77 10/10/1954 DAILY SF NA | NA | NA | NA =============================================================================== WARMEST NA | NA | 1947 62.8 | 1963 64.4 COLDEST NA | NA | 1925 40.9 | 1925 42.5 WETTEST NA | NA | 1967 8.58 | 1941 9.41 DRIEST NA | NA | 1964 T | 1964 0.01 | | 1952 T | SNOWIEST NA | NA | 2019 9.2 | 1967 6.6 LEAST SF NA | NA | NA | NA =============================================================================== * * * OCTOBER DATA * * * DAILY RECORD HIGHS/LOWS ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 01 93 1897 30 2003 | 91 2023 28 2003 | 88 1976+ 26 2003 | 89 2006+ 30 2003+ 02 93 2006+ 26 2003 | 92 1953 24 2003+| 89 1953 22 2003 | 91 1953 24 1974 03 95 2006 29 1987 | 94 1997 28 1987 | 90 1997 27 1987 | 95 2006 27 1974 04 91 1938 29 1935 | 91 1938 25 1935 | 89 1897 25 1989 | 91 2005 27 1935 05 89 2007 31 2004+| 90 2024 28 2004+| 87 1922 25 1952 | 89 2024+ 28 1980 06 92 1963 23 1952 | 92 1963 22 1935 | 86 1963+ 20 1952 | 92 1963 24 1952 07 92 1939 26 1952 | 89 1916 23 2000 | 87 1939 25 2001 | 92 1939 27 1952 08 89 1916 27 1952 | 89 1916 25 2000+| 86 1949 22 1952 | 87 1949 25 1952 09 90 1938 27 1945 | 86 2010+ 23 2000 | 85 2010 25 2000 | 89 2010 26 2000 10 88 1963 28 1925 | 90 1962 20 1925 | 86 1930 24 2009 | 88 1938 24 1964 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 11 88 1962 25 1987 | 88 1962 19 1987 | 85 1928+ 21 2009 | 88 1962 24 1987 12 86 2024+ 27 1909 | 88 1995 26 1988+| 85 1886 23 1988 | 87 1947 26 1988+ 13 95 1899 20 1909 | 89 1975 20 1917 | 85 1975 22 1917 | 90 1975 23 1909 14 89 1910+ 26 1937+| 89 1897 20 1917 | 87 1947+ 26 2006+| 87 1947 26 1939+ 15 89 1963 29 1972+| 88 1899+ 19 1937 | 86 1897 22 1952 | 88 1963 21 1937 16 91 1910 28 1943 | 87 1950+ 25 2002 | 86 1950 24 2024 | 88 1910 26 1952 17 89 2016 25 1943 | 86 1950 22 1976 | 86 1950 22 2004 | 89 2016 23 1948 18 87 1950 23 1948 | 88 1950 20 1952 | 87 1950 16 1952 | 86 1950 19 1952 19 85 1953 18 1972 | 84 1924 16 2022 | 83 1953 18 1972 | 84 1953 20 1992 20 85 1979+ 21 1960 | 84 1953 19 1930 | 82 1953 22 1972+| 84 1979+ 22 1952 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 21 87 1899 23 1916+| 85 1947 17 1930 | 86 1947 16 1952 | 86 1947 20 1952 22 85 1963 22 1997 | 88 1899 19 1976 | 83 1947+ 19 1976 | 84 2022+ 21 1976 23 88 1899 25 1981 | 88 1899 19 1981 | 85 1899 21 1895 | 85 1963 23 1981 24 84 1963 23 1981 | 82 2023+ 19 2006 | 79 2023 20 1981 | 83 1963 23 2013+ 25 83 1939 21 1942 | 83 1927 20 1933 | 78 1989 15 1887 | 81 1939 17 1887 26 84 1963 18 1942 | 83 1927 17 1942 | 82 1927 16 1962 | 85 1963 19 1962+ 27 83 1927 22 1925+| 86 1927 15 1997 | 83 1927 19 1997+| 84 1927 21 1976+ 28 82 1927 12 1925 | 81 1927+ 2 1925 | 76 1945 15 1925 | 84 1927 11 1925 29 85 1937 14 1925 | 84 2024+ 0 1925 | 85 1937 12 1925 | 84 2024+ 12 1925 30 86 1950 10 1925 | 84 1950+ -2 1925 | 82 1950 10 1925 | 84 1950 15 1925 31 86 1950 18 1913 | 86 1950 12 1925 | 84 1950 16 2019 | 85 1950 21 2019+ =============================================================================== OCT RECORD COLD HIGHS/WARM LOWS OCT RECORD PRECIPITATION ------ DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 01 48 1961 68 2019 | 51 1961 72 2019 01 2.52 2019 | 1.41 2026 02 46 1888 69 1891 | 49 1998 68 1898+ 02 1.95 2019 | 1.51 1927 03 39 1999 68 2005+| 44 1999 72 2005+ 03 0.74 1903 | 0.87 2000 04 44 1875 70 1884 | 49 1935 72 2005 04 3.37 1919 | 2.02 1919 05 46 2012+ 72 1900 | 46 1932 66 1922+ 05 1.11 1904 | 1.47 1976 06 42 2012+ 68 2007 | 46 2000 71 2007 06 1.05 1921 | 1.92 1959 07 45 2000+ 68 2007 | 45 1952 69 2007 07 2.39 1967 | 4.12 1884 08 40 1915 67 1997 | 42 1915 69 1997 08 1.13 1958 | 0.76 2004+ 09 41 1906 68 1879 | 43 1925 69 1949+ 09 1.35 1985 | 2.31 1985 10 38 1906 65 1879 | 39 1906 68 1879 10 1.89 1954 | 4.77 1954 ------ DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 11 41 1906 68 1928 | 42 2009 68 1928 11 0.81 1918 | 2.03 1912 12 34 1909 64 1997 | 33 1909 68 1997 12 1.40 1890 | 1.90 1966 13 42 1986+ 65 1920 | 41 1909 68 1975 13 1.86 2023 | 1.18 1960+ 14 45 2009+ 65 1968 | 46 1891 67 1962+ 14 1.32 1886 | 3.38 2017 15 41 2009 68 1968 | 42 1943 69 1968 15 1.31 1957 | 1.76 1967 16 42 1992+ 64 1968+| 42 1943 68 2016 16 1.55 1984 | 1.62 1877 17 39 1948+ 69 2016 | 36 1880 71 2016 17 2.24 1905 | 4.14 1998 18 36 1880 62 1910 | 39 1972 63 1994 18 1.67 1984 | 2.35 1985 19 32 1930 62 1971+| 36 1930 62 1971+ 19 1.71 1937 | 1.30 1982 20 37 1913 62 1920 | 38 1930 65 1979 20 1.42 1936 | 1.28 1934 ------ DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 21 38 1995+ 62 1971+| 38 1913 67 1979 21 2.24 1965 | 1.66 1943 22 35 1925 60 1971+| 36 1925 65 1963 22 2.38 2001 | 1.94 1941 23 38 2006+ 66 1899 | 35 1929 63 1899 23 2.58 1959 | 1.53 1991 24 37 1981+ 63 1899 | 39 1887 63 2023+ 24 1.60 1967 | 1.39 1967 25 33 1962 58 2023 | 32 1887 61 2023 25 2.87 1939 | 1.66 1898 26 31 1942 62 2023 | 35 1942 64 2023 26 1.95 2023 | 1.47 2004 27 29 1925 59 1927 | 33 1925 60 1927 27 1.46 1918 | 1.51 1918 28 26 1925 60 1900 | 27 1925 61 1900 28 1.08 1874 | 1.12 1961 29 26 1925 65 1946 | 24 1925 69 2024 29 1.60 2009 | 1.17 1961 30 25 1917 62 1901 | 32 1925+ 62 2024 30 1.39 1967 | 1.60 2013 31 31 2019+ 59 1888 | 34 2019+ 64 1950 31 1.71 1960 | 1.57 1960 =============================================================================== OCT RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST --------------- --------------- | --------------- --------------- 1 1947 62.8 1 1925 40.9 | 1 1963 64.4 1 1925 42.5 2 1963 61.0 2 1917 41.9 | 2 1947 62.6 2 1917 43.9 3 1900 60.2 3 1952 44.4 | 3 1900 61.8 3 1952 46.6 4 1879 59.7 4 1987 44.7 | 4 1879 60.5 4 1976 46.8 5 1920 58.7 5 2009 44.8 | 5 1920 60.4 5 1988 47.3 6 1950 58.5 6 1988 45.1 | 6 1924 60.0 6 1987, 47.4 7 1938 57.8 7 1976 45.2 | 7 1971 59.9 1895 " 8 1924 57.5 8 1875 45.5 | 8 1897 59.2 8 1887 48.3 9 1897 57.4 9 2002 45.7 | 9 2007, 59.1 9 2009 48.5 10 1971 57.1 10 2020 45.9 | 1950, " 10 1980 48.6 | 1899 " | WETTEST DRIEST | WETTEST DRIEST --------------- --------------- | --------------- --------------- 1 1967 8.58 1 1964, T | 1 1941 9.41 1 1964 0.01 2 1951 7.44 1952 | 2 1985 8.54 2 1952 0.04 3 2009 7.08 3 1945 0.11 | 3 1998 7.60 3 1897 0.35 4 2019 6.89 4 1963 0.26 | 4 1954 7.43 4 1915 0.36 5 1959 6.72 5 1950 0.27 | 5 1884 7.17 5 1993 0.37 6 1881 6.70 6 1953 0.32 | 6 1881 6.85 6 1956 0.40 7 1984 6.55 7 1975 0.41 | 7 1984 6.60 7 1922 0.42 8 1890 6.43 8 1924 0.43 | 8 1967 6.23 8 1901 0.45 9 2018 6.42 9 1892 0.44 | 9 2019 6.11 9 2005 0.46 10 1919 6.22 10 2005 0.48 | 10 2009 5.94 10 1892 0.55 | | SNOWIEST LEAST SNOWY | SNOWIEST LEAST SNOWY --------------- --------------- | ---------------- --------------- 1 2019 9.2 | 1 1967 6.6 2 1997 4.2 | 2 2019 5.8 3 1925 3.9 | 3 1898 2.9 4 1898 3.6 | 4 1980 2.4 5 1917 3.2 | 5 1917 2.2 6 1929 3.0 | 6 1972, 2.0 7 1976 1.5 | 1913 " 8 1980 1.4 | 8 1925 1.5 1923 1.4 | 9 1997 1.4 10 2020,1955 1.0 | 10 1929 1.1 ===============================================================================

UPDATED: 10/04/2026 SUMMARY OF NOV RECORDS =============================================================================== RECORD BURLINGTON | CEDAR RAPIDS | DUBUQUE | MOLINE =============================================================================== MAXIMUM 82 11/08/1999 | 79 11/07/1915 | 78 11/01/1933 | 80 11/01/2000 | | 07/1915 | 01/1933 MINIMUM -2 11/08/1991 | -11 11/26/1977 | -17 11/26/1977 | -10 11/29/1891 26/1977 | | | 29/1976 | | | COLD MAX NA | NA | 4 11/29/1929 | 5 11/29/1929 | | | WARM MIN NA | NA | 64 11/12/1902 | 64 11/12/1902 DAILY PP NA | NA | 4.79 11/02/1961 | 3.09 11/03/1935 DAILY SF NA | NA | NA | NA =============================================================================== WARMEST NA | NA | 2001 46.6 | 2001 49.8 COLDEST NA | NA | 1959 26.9 | 1976 30.1 WETTEST NA | NA | 1961 10.63 | 1992 6.77 DRIEST NA | NA | 1917 0.07 | 1904 0.18 SNOWIEST NA | NA | 1986 13.9 | 2018 18.4 LEAST SF NA | NA | 2017 0.0 | 2016 0.0 | | 1999 0.0 | 1999 0.0 | | 1981* 0.0 | 1946 0.0 | | 2016 T | 1939 0.0 | | 2010 T | 1904 0.0 =============================================================================== SUMMARY OF SON RECORDS =============================================================================== WARMEST NA | NA | 1931 57.6 | 1931 60.1 COLDEST NA | NA | 1976 44.2 | 1976 46.6 WETTEST NA | NA | 1961 27.66 | 1961 20.47 DRIEST NA | NA | 1953 2.67 | 1873 3.11 SNOWIEST NA | NA | 1925 14.9 | 2018 18.6 LEAST SF NA | NA | 1981* 0.0 | NA =============================================================================== * 6 days missing * * * NOVEMBER DATA * * * DAILY RECORD HIGHS/LOWS ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 01 81 1950 20 2023 | 77 2000+ 15 1966 | 78 1933 13 2019 | 80 2000+ 19 2019+ 02 79 1938 13 1991+| 77 1938 10 1966 | 77 1938+ 8 1951 | 78 1938 13 1951 03 78 1964 11 1991 | 75 1964 9 1991 | 73 2008+ 8 1951 | 77 1938 12 1951 04 76 1978 8 1991 | 73 1978 3 1991 | 72 1978 6 1991 | 77 1978 10 1991 05 77 2008 16 1976 | 75 1945 6 1951 | 72 1924 0 1951 | 75 1924 12 1951 06 77 1916 15 1991 | 76 1916 10 1959 | 73 1916 7 1991 | 76 2020 16 1959 07 80 1915 4 1991 | 79 1915 1 1991 | 78 1915 3 1991 | 78 1915 8 1991 08 82 1999 -2 1991 | 78 1999 -2 1925 | 75 1999 2 1991 | 79 1999 5 1991 09 76 2022+ 11 1991 | 76 2022+ 4 1925 | 74 1999 12 1991 | 78 2022 10 1991 10 75 2022 13 2018 | 72 2022+ 10 2018 | 71 2022 11 2018 | 78 2022 14 1979 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 11 78 1964 11 2019 | 77 1964 4 2019+| 71 1927 6 1986 | 76 1964+ 11 2019 12 75 1902 5 2019 | 69 1930+ -6 2019 | 69 1902 -5 2019 | 72 1902 6 2019 13 76 1999+ 4 1940 | 76 1999 2 1986+| 72 1999 1 1986 | 76 1989 5 1986 14 75 1964 6 1940 | 75 1964 0 1959 | 70 1971 5 1916 | 75 1971 0 1959 15 74 1950 4 1940 | 74 1950 0 1959 | 69 1990 6 1959 | 72 2001+ -1 1959 16 75 2001+ 2 1959 | 75 1931 0 1959 | 74 1896 1 1959 | 76 1931 3 1959+ 17 86*1899 0 1959 | 73 2016+ -8 1959 | 71 1941 -2 1959 | 76 2016 -1 1959 18 76 1953 9 2014 | 72 1999+ 3 2014 | 70 1999+ 3 2014 | 74 1999 7 1891 19 77 1942 6 1914 | 75 1942 6 2022+| 74 1942 4 1914 | 77 1942 5 1914 20 76 1913 7 1914 | 73 1897 5 1914 | 70 1913+ 3 2014 | 73 1913 8 1880 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 21 75 1913 4 1937 | 67 1990+ 0 1937 | 69 1913 -5 1880 | 71 1913 1 1880 22 72 1913 6 1929 | 66 1908 -1 1937 | 64 1908 2 2015+| 71 2010 1 2015 23 69 1931 3 1950 | 65 1966 1 1898 | 64 1931 -1 1950 | 68 1931 3 1950 24 73 2017 0 1950 | 71 2017 -2 1950 | 69 2017 -4 1950 | 72 2017 -2 1950 25 68 1915 1 1977 | 68 1896 -7 1977 | 65 1896 -6 1977 | 67 1896 -2 1977 26 71 1990 -2 1977+| 69 1914 -11 1977 | 67 1914 -17 1977 | 70 1990 -6 1977 27 72 1909 2 1898 | 69 1909 -5 1898 | 67 1909 -5 1887 | 70 1909 1 1887 28 68 2006+ 0 1976 | 63 2006+ -7 1976 | 63 1909 -12 1887 | 67 2006 -4 1976 29 73 1933 -2 1976 | 69 1998 -12 1891 | 64 1998 -11 1976 | 69 1998 -10 1891 30 67 1998 0 1929 | 68 1899 -6 1976 | 63 1998 -9 1976 | 66 1998 -4 1976 =============================================================================== * THIS IS BELIEVED TO BE AN ERRONEOUS RECORD DUE TO FAULTY EQUIPMENT. THE RECORD HIGH FOR BURLINGTON ON THE 17TH IS LIKELY 75 DEGREES SET 1952. =============================================================================== NOV RECORD COLD HIGHS/WARM LOWS NOV RECORD PRECIPITATION ------ DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 01 31 1911 61 1933 | 33 1911 60 1888 01 2.65 1971 | 1.49 1983 02 23 1951 63 1938 | 23 1951 62 1938 02 4.79 1961 | 1.62 1888 03 19 1991 58 1938 | 21 1991 60 1938 03 2.26 2024 | 3.09 1935 04 20 1991 59 2024 | 25 1991 63 2024 04 1.61 2022 | 1.51 2022 05 28 1951 55 1874 | 30 1967 56 1975 05 1.13 2015+ | 2.03 1883 06 22 1991 53 1906 | 27 1959 57 1924 06 0.81 2000 | 1.60 1943 07 22 1991 59 1874 | 25 1991 61 1874 07 1.10 1938 | 1.25 1909 08 25 1991 53 1977 | 26 1925 56 1977 08 1.41 1879 | 1.22 2011 09 28 2018 61 2020 | 32 1973 62 2020 09 1.70 1919 | 1.57 1911 10 29 2017+ 48 2024+| 28 1950 53 2012 10 1.67 2020 | 2.04 1995 ------ DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 11 22 1986 53 1922 | 27 1986+ 59 1964 11 1.21 1881 | 1.49 1881 12 16 1911 64 1902 | 20 1911 64 1902 12 1.34 1922 | 0.98 1985 13 19 1986 52 1944 | 20 1986 53 1944 13 1.05 1951 | 1.03 1972 14 20 1916 56 1958 | 23 1916 59 1958 14 1.11 1956 | 1.16 1968 15 21 1933 57 1930 | 26 1940 60 1964 15 1.64 1960 | 1.71 1961 16 20 1997 55 1942 | 27 1997 56 1931 16 2.95 1961 | 1.55 1928 17 13 1959 55 1952 | 17 1959 57 1952 17 2.04 1952 | 1.02 1952 18 16 2014 54 1941 | 21 2014 54 1953 18 1.34 1957 | 1.19 1957 19 14 1914 54 1953 | 15 1914 58 1913 19 0.73 1983 | 0.73 1970 20 21 2000+ 56 1934 | 23 1926+ 57 1934+ 20 2.27 1992 | 2.00 1992 ------ DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 21 9 1880 50 1899 | 14 1880 53 1913 21 1.36 1934 | 1.16 1934 22 17 1956 46 1966 | 21 1945 52 1966 22 3.45 1963 | 1.10 1963 23 15 1898 59 1931 | 17 1898 60 1931 23 1.29 1931 | 0.74 2014 24 14 1950+ 47 2001 | 11 1950 52 1966 24 1.31 2009 | 0.94 2001 25 16 1977 45 1915 | 24 1991+ 53 1915 25 1.06 1992 | 1.90 1915 26 12 1977 47 1927+| 12 1898 50 1927 26 1.39 2015 | 1.82 2015 27 14 1930 55 1909 | 18 1930 55 2006 27 1.23 1983 | 1.34 1983 28 9 1976 54 2006 | 8 1891 56 2006 28 0.87 1987 | 1.57 1934 29 4 1929 55 1998 | 5 1929 58 1998 29 1.65 1975 | 0.94 2006 30 12 1976 47 1914 | 15 1896 51 1913 30 2.00 1934 | 1.10 1934 =============================================================================== NOV RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST ----------------- ----------------- | ----------------- ----------------- 1 2001 46.6 1 1959 26.9 | 1 2001 49.8 1 1976 30.1 2 1931 45.9 2 1976 27.8 | 2 1931 48.8 2 1880 31.1 3 1913 44.2 1880 | 3 2016 47.2 3 1959 31.3 1909 " 4 1951 28.3 | 4 1909 46.8 4 1995 32.2 5 1902 44.0 5 2014 28.5 | 5 1913 46.4 1911 " 6 2016 43.9 6 1995 28.8 | 1902 " 6 2014 32.3 1899 43.9 7 1996 29.2 | 1899 " 7 1996 32.5 8 1934 43.3 8 2018 30.0 | 8 2020 46.0 1891 " 9 1999 43.0 9 1991 30.3 | 9 2009 45.7 9 1951 32.6 10 2009 42.8 10 1985 30.4 | 10 1999 45.5 10 1892 33.0 11 1922 42.7 11 2019 30.5 | 11 1975 45.0 11 1875 33.4 12 2020 41.8 12 1911 30.7 | 12 1934 44.3 12 2018 33.5 1941 41.8 13 1986 30.9 | 13 2024 44.2 13 1950 33.7 14 1918 41.2 1955 30.9 | 1990 " 14 1910 33.8 1915,1990 41.2 15 1891 31.0 | 15 1964 44.1 15 1991 33.9 | | WETTEST DRIEST | WETTEST DRIEST ----------------- ----------------- | ----------------- ----------------- 1 1961 10.63 1 1917 0.07 | 1 1992 6.77 1 1904 0.18 2 1934 8.63 2 1904 0.08 | 2 1934 6.47 2 1910 0.22 3 1992 6.84 3 2002 0.17 | 3 1985 6.35 3 1914 0.24 4 2003 5.85 4 1914 0.21 | 4 2015 5.84 4 1917 0.26 5 1879 5.41 5 2007 0.27 | 5 1983 5.78 5 2002 0.27 6 2015 5.38 6 1933 0.28 | 6 1991 5.03 6 1933 0.29 7 1982 5.30 7 1955 0.36 | 7 1931 4.99 7 2021 0.45 8 1928 4.88 8 1976 0.37 | 8 1961 4.94 8 1999 0.49 9 1931 4.86 9 1954 0.47 | 9 1994 4.71 9 1969 0.53 10 1874 4.79 10 1875 0.48 | 10 1879 4.70 10 1875 0.57 11 1963 4.66 11 2023 0.53 | 11 1935 4.66 11 1955 0.60 12 1922 4.41 12 1910 0.53 | 12 2011 4.44 - 1924 0.60 13 1971 4.39 13 1924 0.56 | 13 1928 4.29 13 1873 0.63 14 1991 4.28 14 1999 0.57 | 14 1915 4.07 14 1976 0.65 15 1985 4.22 15 1969 0.60 | 15 1909 3.92 15 1896 0.68 1975 " | | SNOWIEST LEAST SNOWY | SNOWIEST LEAST SNOWY ----------------- ----------------- | ----------------- ----------------- 1 1986 13.9 1 2017 0.0 | 1 2018 18.4 1 2016 0.0 2 2025 12.7 1999 " | 2 1974 15.6 1999 " 3 1992 12.6 1981 " | 3 1925 10.8 1946 " 4 1971 12.3 4 2016 T | 4 2015 9.9 1939 " 5 2015 11.8 2010 " | 1975 " 1904 " 6 1977 11.6 2009 " | 6 2025 9.2 1890 " 7 1925 11.0 2003 " | 7 1959 9.1 6 2024 T 8 1985 10.4 2002 " | 8 1895 8.7 2020 T 9 1947 10.2 2001 " | 9 1926 8.1 2017 T 10 1945 9.6 1948 " | 10 1976 7.7 2012 T 11 1972 9.5 1994 " | - 1947 7.7 12 1959 8.8 1973 " | 12 1892 7.6 13 1926 8.2 1970 " | 12 1978 7.1 14 1978 8.0 1966 " | 14 1972 6.7 - 1895 8.0 1948 " | 15 1898 6.5 16 1995 7.3 1946 " | 17 1975 7.1 | =============================================================================== SON RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST ----------------- ----------------- | ----------------- ----------------- 1 1931 57.6 1 1976 44.2 | 1 1931 60.1 1 1976 46.6 2 2016 55.0 2 1959 45.4 | 2 2016 58.9 2 1875 48.0 3 1922 54.7 3 1951 45.8 | 3 1963 57.5 3 1896 48.7 4 1963 54.6 4 2014 45.9 | 4 1922 57.1 1880 48.7 5 1941 54.5 5 1995 46.2 | 5 2015 56.8 5 1995 49.0 6 1899 54.4 1875 " | 6 2024 56.7 1932 " 7 2024 54.3 7 1880 46.4 | 7 2021 56.6 7 2014 49.1 8 1947 54.1 8 1996 46.8 | 1899 56.6 8 1959 49.2 1939 " 1993 " | 9 1927 56.4 9 1876 49.4 1897 " 10 1972 46.9 | 1897 56.4 10 1943 49.5 11 1938 54.0 11 1992 47.0 | 11 2005 56.2 1889 " 12 1914 53.9 1991 " | 1971 56.2 1883 " 13 1934 53.8 13 1985 47.3 | 13 2007 56.0 13 1993 49.7 1927 14 1957 47.4 | 14 1884 55.9 1951 " 15 2025+ 53.6 15 2018 47.5 | 15 1914 55.8 15 1996+ 49.8 | | WETTEST DRIEST | WETTEST DRIEST ----------------- ----------------- | ----------------- ----------------- 1 1961 27.66 1 1953 2.67 | 1 1961 20.47 1 1873 3.11 2 1967 23.73 2 1924 3.43 | 2 1970 17.18 2 1899 3.18 3 1965 22.47 3 1999 3.99 | 3 1934 16.69 3 1910 3.23 4 2019 22.35 1899 " | 4 1985 16.60 4 2002 3.30 5 1881 20.15 5 1976 3.68 | 5 1941 16.11 5 1956 3.32 6 1986 18.27 1908 " | 6 1919 15.25 6 1901 3.53 7 2018 17.27 7 1889 3.77 | 7 1926 15.06 7 1897 3.55 8 1934 16.37 8 1949 3.79 | 8 1881 14.63 8 1924 3.69 9 1927 16.26 9 2025 4.16 | 9 2008 14.26 9 1996 3.75 10 1919 15.16 10 1929 4.33 | 10 1998 13.92 10 2024 3.77 11 1874 14.65 11 1917 4.34 | 11 1967 13.48 11 1952 3.80 12 1931 14.45 12 1873 4.37 | 12 1884 13.45 12 1953 3.86 13 2020 14.22 13 1950 4.38 | 13 1983 13.44 13 2007 4.06 14 1985 14.05 14 1964 4.47 | 14 1927 13.36 14 2005 4.12 15 1946 13.83 15 1910 4.52 | 15 1991+ 13.35 1937 " | SNOWIEST LEAST SNOWY | SNOWIEST LEAST SNOWY ----------------- ----------------- | ----------------- ----------------- 1 1925 14.9 1 1981 -06 0.0 | 1 2018 18.6 1 2016 0.0 2 2019 14.7 2 2017 T | 2 1974 15.6 1999 " 3 1986 13.9 2016 " | 3 1925 12.3 1890 " 4 1992 13.0 2010 " | 4 2015 9.9 4 2024 T 5 2025 12.7 2009 " | 1975 " 2017 " 6 1971 12.3 2003 " | 6 1898 9.4 2012 " 7 2015 11.8 2002 " | 7 2019 9.3 2009 " 8 1977 11.6 2001 " | 8 2025 9.2 2007 " 9 1985 10.4 1999 " | 9 1959 9.1 2006 " 10 1947 10.2 10 1994 " | 10 1972 8.7 2005 " 11 1972 10.0 1973 " | 1895 " 2003 " 12 1945 9.6 1966 " | 12 1926 8.1 2001 " 13 1997 8.9 1948 " | 13 1976 7.7 1994 " 14 1959 8.8 1946 " | 1947 " 1990 " 15 1926 8.6 1943 " | 15 1892 7.6 1984 " | ================================================================================ * NEGATIVE VALUES REPRESENT THE NUMBER OF DAYS OF MISSING DATA. =================================================================================

UPDATED: 10/04/2026 SUMMARY OF DEC RECORDS =============================================================================== RECORD BURLINGTON | CEDAR RAPIDS | DUBUQUE | MOLINE =============================================================================== MAXIMUM 73 12/15/2021 | 73 12/15/2021 | 69 12/15/2021 | 75 12/15/2021 12/04/1998 | | | MINIMUM -22 12/23/1989 | -28 12/28/1924 | -25 12/24/1983 | -24 12/23/1989 COLD MAX NA | NA | -13 12/23/1983 | -10 12/24/1983 WARM MIN NA | NA | 56 12/02/1982 | 59 12/13/2015 | | 08/1946 | 12/04/1998 DAILY PP NA | NA | 2.08 12/13/2015 | 3.38 12/26/1942 DAILY SF NA | NA | NA | NA =============================================================================== WARMEST NA | NA | 1877 40.4 | 1877 42.1 COLDEST NA | NA | 1985 8.6 | 2000 13.1 WETTEST NA | NA | 2007 4.61 | 1982 4.99 DRIEST NA | NA | 1998 0.20 | 1900 0.21 SNOWIEST NA | NA | 2000 37.6 | 2000 32.0 LEAST SF NA | NA | 2014 T | 1889 0.0 | | 2006 T | | | 1939 T | =============================================================================== SUMMARY OF ANNUAL RECORDS =============================================================================== WARMEST NA | NA | 1931 53.3 | 1931 55.3 COLDEST NA | NA | 2014 43.7 | 1875 45.4 WETTEST NA | NA | 1961 63.39 | 1973 56.36 DRIEST NA | NA | 1894 19.35 | 1901 17.33 SNOWIEST NA | NA | 2008 85.8 | 1997 71.0 LEAST SF NA | NA | 1922 13.5 | 1922 7.1 =============================================================================== * * * DECEMBER DATA * * * DAILY RECORD HIGHS/LOWS ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 01 63 1982+ 4 1942 |62 1962 -6 1893 |59 1970 -8 1893 |63 1962 -8 1893 02 66 1962 -5 1942 |66 1962 -9 1985 |62 1982+ -9 1886 |65 1982 -9 1886 03 72 2012 -4 1942 |68 2012 -10 1940 |64 2012+ -15 1985 |69 2012+ -4 1940 04 73 1998 -3 1991 |69 1998 -11 2025 |67 1998 -7 2025 |71 1998 -4 2025 05 67 2001 -4 1977 |67 2001+ -9 2005 |64 2001 -9 2005 |69 2001 -4 2005 06 67 1951 -4 1977 |58 1939 -12 2005 |56 1951+ -10 1977 |63 1951 -6 1882 07 66 1916 -9 1976 |62 1916 -19 2005 |61 1916 -16 1882 |66 1916 -15 1882 08 69 1991 -10 1917 |65 1946 -10 1958 |63 1946 -13 1958 |67 1991 -11 1876 09 66 1940 -12 1958 |62 1946 -17 1958 |59 1946 -18 1958+|64 1918 -17 1876 10 61 1979 -12 1919 |59 1979 -23 1919 |57 1911 -18 1919 |62 2020 -16 1972 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 11 67 1949 -10 1972 |63 1949 -13 1976 |62 1949 -15 1976 |67 1949 -18 1972 12 66 1991 -10 1989+|57 1991+ -12 2000 |58 1913 -11 2000+|65 1991 -11 2000 13 64 1975 -9 1958+|62 2015 -17 1961 |61 2015 -16 1958+|65 2015 -15 1903 14 62 2008+ -12 1901 |59 2015 -16 1985+|61 2015 -18 1985 |62 2015 -13 1901 15 73 2021 -16 1989 |73 2021 -15 1989+|69 2021 -19 1989 |75 2021 -16 1989 16 61 2021 -13 1951 |61 1939 -15 1963+|58 1939 -17 1951 |63 2021 -16 1932 17 59 1939 -7 1945 |58 1939 -11 1985 |54 1939 -14 1972 |59 1939 -15 1932 18 63 1939 -15 1983 |57 2002 -21 1985 |60 1877 -19 1985+|65 1939 -16 1985 19 59 1988 -18 1983 |55 1988 -19 1985 |57 1877 -21 1983 |62 1877 -18 1985 20 62 1949 -14 1901 |55 1967 -16 1924 |64 1877 -14 1983+|62 1877 -14 1963 ------ BURLINGTON ---+-- CEDAR RAPIDS --+----- DUBUQUE ----+----- MOLINE ----- 21 62 1967 -18 1989 |57 1967+ -20 1989+|61 1877 -21 1989 |63 1877 -22 1963 22 62 1933 -18 1989 |59 1933 -19 1989 |56 1877+ -19 1983 |58 1933 -21 1963 23 64 1933 -22 1989 |56 1965 -22 1989 |58 1888+ -23 1989 |60 2015 -24 1989 24 66 2021 -20 1983 |58 1893 -18 2013+|67 1889 -25 1983 |65 1889 -19 1983 25 63 2019 -14 1983 |59 2019 -19 2000 |58 1936 -19 1879 |62 2019 -18 2000 26 59 1907 -16 1914 |57 1936 -20 1914 |56 1936 -23 1962 |56 2019+ -19 1962 27 65 1946 -16 1914 |56 1959 -20 1933 |56 1946 -24 1886 |62 1946 -22 1886 28 69 1984 -19 1924 |66 1984 -28 1924 |63 1984 -19 1924+|67 1984 -20 1924 29 66 2022 -15 1917 |60 2022+ -13 1925 |57 2022 -18 1880 |67 2022 -15 1887 30 62 2004+ -15 1917 |60 1965+ -15 1976 |56 2004+ -16 1968 |61 2002+ -10 1909 31 62 1965 -12 2017+|59 1965 -22 2017 |58 1965 -18 1976+|61 1965 -17 1967 =============================================================================== DEC RECORD COLD HIGHS/WARM LOWS DEC RECORD PRECIPITATION ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 01 3 1893 44 1913+| 5 1893 47 1982+ 01 1.70 1985 | 1.52 1985 02 5 1886 56 1982 | 7 1942 58 1982 02 2.00 1982 | 3.11 1982 03 14 1886 48 1998 | 13 1893 56 1998 03 1.35 1990 | 1.11 1873 04 7 1991 53 2001 | 14 1991 59 1998 04 1.30 1973 | 1.40 1973 05 7 2005 53 1998 | 13 2005 53 1998 05 0.77 1943 | 0.65 1909+ 06 3 1977 42 1980 | 7 1977 51 1980 06 0.93 1994 | 1.01 1998 07 1 1882 45 1946 | 5 1882 46 1894 07 1.13 1892 | 1.15 1980 08 1 1917 56 1946 | 6 1927 55 1946 08 0.75 2009 | 0.80 2009 09 -5 1977 50 1946 | 0 1876 56 1946 09 1.03 1953 | 1.08 2003 10 1 1919 41 1889 | 3 1917 44 1899 10 0.67 1970 | 1.50 1970 ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 11 3 1962 40 1965 | 7 1962 55 1965 11 1.27 1889 | 1.71 1899 12 2 2000 42 2015 | 5 2000 50 2015 12 0.75 1965 | 1.07 1946 13 -3 1985 47 2015 | 3 1985+ 59 2015 13 2.08 2015 | 1.23 2015 14 -4 1901 41 2014+| -2 1901 46 2014 14 0.76 2011 | 1.01 2011 15 1 1951+ 49 2021 | 3 1932+ 58 2021 15 1.93 1971 | 1.88 1992 16 2 1876 40 2001 | 5 1951+ 42 2001 16 0.92 1921 | 1.61 1921 17 1 1983 43 1877 | 5 1875 50 1877 17 0.52 1895 | 0.43 1921 18 -6 1983 43 1877 | 2 1985 47 1877 18 0.99 1957 | 1.17 1957 19 -7 1983 48 1877 | -3 1983 54 1877 19 0.82 1987 | 1.39 1987 20 0 1963 51 1877 | -1 1963 53 1877 20 0.98 1887 | 1.48 2012 ------- DUBUQUE -----+----- MOLINE ----- ---- DUBUQUE --+-- MOLINE -- 21 -10 1989 47 1918 | -4 1989 47 1877 21 0.51 2006 | 0.69 2006 22 -3 1989 50 1877 | -5 1989 51 1877 22 0.95 1979 | 1.23 1979 23 -13 1983 49 1877 | -8 1983 50 1877 23 0.52 1941 | 0.66 2009 24 -12 1983 47 1889 |-10 1983 49 1982+ 24 1.34 1965 | 1.90 1965 25 -6 1983 49 1936 | -2 1983 50 1936 25 0.68 2009 | 0.72 1957 26 3 1934+ 50 1936 | 0 1892 49 1936 26 1.20 1888 | 3.38 1942 27 3 1925 42 2024 | 2 1925 44 2024 27 1.23 1959 | 1.58 1904 28 -10 1880 46 1984 | -4 1880 53 1987 28 1.11 2019 | 1.28 2019 29 -1 1983 40 1896 | -1 1909 46 2022 29 0.84 1885 | 0.92 1971 30 1 1976 40 1896 | 4 1914 45 2006 30 1.45 1906 | 1.18 1936 31 -8 1968 40 1896 | 0 1968 43 1896 31 0.77 1875 | 1.39 1875 =============================================================================== DEC RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST ----------------- ----------------- | ----------------- ----------------- 1 1877 40.4 1 1985 8.6 | 1 1877 42.1 1 2000 13.1 2 1889 37.4 2 1983 9.6 | 2 1889 39.6 2 1963 13.8 3 1931 35.2 3 2000 10.4 | 3 2015 38.6 3 1983 14.0 4 2023 34.4 4 1963 11.9 | 4 2023 37.8 4 1985 14.9 1923 " 5 1989 13.2 | 5 1881 37.5 5 1876 15.1 6 2015 34.2 6 1876 13.4 | 6 1931 37.1 6 1989 15.6 1881 " 7 1919 14.3 | 7 1923 36.8 7 1919 17.5 8 1913 34.1 8 1976 14.7 | 8 2021 36.5 8 1909 17.9 9 1939 33.3 9 2013 15.5 | 9 1918 35.5 9 1917 18.2 10 1918 33.0 10 2010 15.8 | 10 1982 35.2 10 1950 19.1 1891 " 1917 " | 1913 " 11 1886 19.4 12 1875 32.7 1886 " | 12 1891 34.8 12 1976 19.5 13 1941 32.4 13 2008 16.1 | 13 1959 34.7 1924 " 14 1894 32.3 14 1924 16.5 | 14 1965 34.5 14 1945 19.7 15 2021 31.7 15 1909 16.6 | 15 2011+ 34.1 15 1914 19.8 | | WETTEST DRIEST | WETTEST DRIEST ----------------- ----------------- | ----------------- ----------------- 1 2007 4.61 1 1998 0.20 | 1 1982 4.99 1 1900 0.21 2 2015 4.19 2 1995 0.24 | 2 1942 4.81 2 1939 0.30 3 1982 4.14 1939 " | 3 1971 4.77 3 1976 0.34 4 1884 4.08 4 1975 0.30 | 4 2008 4.57 4 1876 0.36 5 1971 4.04 5 1898 0.33 | 5 1987 4.46 5 1908 0.40 6 2009 3.75 6 1913 0.34 | 6 2015 4.20 6 1943 0.41 7 1959 3.37 7 1894 0.35 | 7 1992 3.96 7 1907 0.49 8 1965 3.33 8 1915 0.36 | 8 1873 3.84 8 1995 0.50 9 1987 3.16 9 1989 0.39 | 9 1957 3.82 1958 " 10 1885 3.14 10 1922 0.41 | 10 1973 3.74 1874 " 11 2010 3.08 11 1900 0.42 | 11 1921 3.72 11 2017 0.52 12 1887 3.07 12 1976 0.45 | 12 1884 3.68 12 1929 0.53 13 2008 3.01 13 1917 0.52 | 13 2007 3.63 1886 " 14 1953 2.96 1876 " | 14 2009 3.52 14 1955 0.54 15 1990 2.86 15 1929 0.54 | 15 1984 3.51 1913 " | | SNOWIEST LEAST SNOWY | SNOWIEST LEAST SNOWY ----------------- ----------------- | ----------------- ----------------- 1 2000 37.6 1 2014 T | 1 2000 32.0 1 1889 0.0 2 2010 27.5 2006 " | 2 1887 22.0 2 2014 T 3 1977 26.4 1939 " | 3 1978 21.7 2002 " 4 2008 24.2 1913 " | 4 2008 21.3 1939 " 5 1969 21.4 1894 " | 5 1977 20.8 1936 -13 " 6 1987 20.9 6 1943 0.2 | 6 2007 19.6 1912 " 7 1961 20.7 7 1912 0.4 | 7 1983 18.9 1894 " 8 2007 20.6 8 2001 0.6 | 8 2009 18.0 8 1986 0.2 9 2009 20.5 1906 " | 9 2010 17.0 1926 " 10 1951 " 10 1928 0.9 | 10 1951 16.7 10 1971 0.3 11 2012 18.8 11 2011 1.0 | 11 1909 16.3 11 1943 0.4 12 1990 " 1975 " | 12 1954 16.2 12 1982 0.5 13 1985 18.7 13 2004 1.1 | 13 1987 15.9 1900 " 14 2013 18.4 2002 " | 14 1969 15.4 14 1906 0.6 15 1983 " 15 1898 1.3 | 15 1997 15.2 15 2004 0.7 | 1898 " | ================================================================================= * NEGATIVE VALUES REPRESENT THE NUMBER OF DAYS OF MISSING DATA. ================================================================================= ANNUAL RECORDS =============================================================================== DUBUQUE | MOLINE =============================================================================== | WARMEST COLDEST | WARMEST COLDEST ----------------- -------------- | --------------- --------------- 1. 1931 53.3 1. 2014 43.7 | 1. 1931 55.3 1. 1875 45.4 2. 1921 51.8 -. 1875 " | 2. 1921 54.4 2. 1883 46.6 3. 1941 51.4 3. 1951 43.9 | 3. 2024 54.2 3. 1917 46.9 4. 2024 51.2 4. 1978 44.4 | 4. 2023 54.1 4. 1979 47.2 -. 1939 " 5. 1996 44.5 | 5. 2016 53.7 -. 1888 47.2 -. 1878 " -. 1972 " | 6. 2012 53.6 6. 2014 47.3 7. 1938 51.1 -. 1917 " | 7. 1998 53.3 -. 1893 47.3 8. 1946 51.0 8. 1979 44.6 | 8. 2006 53.1 -. 1885 47.3 9. 1934 50.8 9. 2008 45.0 | 9. 1987 52.9 9. 1978 47.6 10. 1894 50.6 10. 1985 45.1 | 10. 2017 52.8 10. 1951 47.7 | | WETTEST DRIEST | WETTEST DRIEST ----------------- --------------- | --------------- --------------- 1. 1961 63.39 1. 1894 19.35 | 1. 1973 56.36 1. 1901 17.33 2. 1965 61.42 2. 1895 19.74 | 2. 1970 51.72 2. 2005 17.89 3. 1881 55.15 3. 1901 20.39 | 3. 2009 51.25 3. 1894 18.52 4. 2019 54.87 4. 1917 21.38 | 4. 1993 50.79 4. 1956 20.20 5. 1959 54.36 5. 1910 21.86 | 5. 1990 50.41 5. 1910 21.94 6. 1967 52.97 6. 1988 22.57 | 6. 2019 49.59 6. 1940 22.85 7. 2018 51.31 7. 1989 22.74 | 1965 " 7. 1886 23.15 8. 1876 50.28 8. 1904 23.03 | 8. 1951 48.60 8. 1897 23.91 9. 1892 48.77 9. 1976 23.58 | 9. 2008 48.59 9. 1958 24.45 10. 1993 48.21 10. 2012 24.07 | 10. 1998 48.29 10. 1976 24.97 | SNOWIEST LEAST SNOWY | SNOWIEST LEAST SNOWY ----------------- --------------- | --------------- --------------- 1. 2008 85.8 1. 1922 13.5 | 1. 1997 71.0 1. 1922 7.1 2. 1959 74.2 2. 2001 15.1 | 2. 1972 63.2 2. 1938 10.4 3. 1983 71.9 3. 2017 15.5 | 3. 2000 62.9 3. 1949 12.6 4. 2000 71.8 4. 1981 16.1* | 4. 1975 57.7 4. 1927 13.0 5. 1951 67.1 5. 1928 16.3 | 5. 2008 57.1 5. 2001 13.5 6. 2019 65.4 6. 1946 18.1 | 6. 2014 54.9 6. 1933 13.6 7. 1975 65.3 7. 2006 18.4 | 7. 2019 54.3 7. 1899 13.9 8. 2007 62.3 8. 2002 18.7 | 8. 1959 53.3 8. 1986 14.5 9. 1977 62.1 9. 1899 19.0 | 9. 1977 52.2 9. 1910 14.6 10. 1994 61.3 10. 1913 19.6 | 10. 1886 52.0 10. 1966 14.8 *1981 higher? | | ================================================================================