Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >
DECEMBER RECORD HIGHS…LOWS…AND PRECIPITATION FOR CHICAGO
**Updated 12/31/2022**
| Day | Record High Temp/Year |
Record Low Max/Year |
Record High Min/Year |
Record Low Temp/Year |
Record Precipitation Daily/Year |
Record Snow Daily/Year |
| 1 | 68/1970 | 2/1893 | 52/1914 | -6/1893 | 1.23/2006 | 7.8/1978 |
| 2 | 71/1982 | 14/1942 | 58/1982 | -1/1942 | 4.47/1982 | 5.6/1991 |
| 3 | 71/1970 | 15/2006 | 54/1998 | -5/1940 | 1.12/1873 | 4.0/1893 |
| 4 | 66/1998 | 13/1991 | 56/1998 | 0/1893 | 1.19/1973 | 6.4/2016 |
| 5 | 68/2001 | 15/1895 | 55/1998 | 4/2005 | 1.10/1906 | 3.9/1977 |
| 6 | 65/1980 | 16/1893 | 52/1980 | 0/1972 | 1.12/1998 | 5.6/1950 |
| 7 | 64/1916 | 6/1882 | 45/1980 | -6/1882 | 1.12/1980 | 6.9/1978 |
| 8 | 64/1946 | 8/1927 | 53/1946 | -7/1882 | 1.21/1885 | 6.9/1977 |
| 9 | 62/1879 | 2/1876 | 56/1946 | -14/1876 | 1.47/2008 | 5.1/1931 |
| 10 | 62/1879 | 8/1919 | 46/1911 | -8/1978 | 2.18/1971 | 10.9/1934 |
| 11 | 61/1949 | 6/1962 | 50/1965 | -5/1972 | 1.73/1949 | 9.5/2000 |
| 12 | 61/1877 | 10/1962 | 48/1968 | -8/2000 | 1.76/1972 | 11.0/1903 |
| 13 | 67/1975 | 3/1903 | 48/2015 | -13/1903 | 1.14/1928 | 6.0/2000 |
| 14 | 66/1975 | 5/1903 | 47/1975 | -9/1901 | 1.43/2011 | 10.0/1951 |
| 15 | 66/2021 | -2/1901 | 50/2021 | -12/1901 | 1.10/1971 | 8.0/1987 |
| 16 | 66/2021 | 2/1951 | 43/1928 | -12/1951 | 1.67/1921 | 4.8/2008 |
| 17 | 60/1977 | 8/1945 | 44/1977 | -7/1951 | 1.28/1921 | 4.6/1951 |
| 18 | 62/1877 | 1/1884 | 43/1877 | -11/1983 | 1.41/2002 | 6.7/1929 |
| 19 | 64/1877 | 5/1963 | 57/1877 | -14/1983 | 2.66/1895 | 8.3/1973 |
| 20 | 67/1877 | 4/1901 | 55/1877 | -9/1963 | 1.67/1895 | 11.0/2002 |
| 21 | 62/1967 | 0/1989 | 49/1918 | -14/1989 | 1.81/1949 | 3.6/1983 |
| 22 | 57/1957 | 3/1989 | 50/1941 | -21/1872 | 0.90/2006 | 3.6/1953 |
| 23 | 62/1982 | -6/1983 | 49/1877 | -21/1983 | 2.50/1871 | 10.2/1961 |
| 24 | 64/1889 | -11/1983 | 51/1982 | -25/1983 | 2.61/1965 | 7.1/1918 |
| 25 | 64/1982 | -5/1983 | 46/1936 | -17/1983 | 0.50/1950 | 5.1/1950 |
| 26 | 61/2019 | 5/2017 | 45/1936 | -11/1983 | 0.98/1888 | 5.6/2009 |
| 27 | 61/2008 | 3/1925 | 51/1959 | -10/1950 | 1.74/2008 | 10.1/1894 |
| 28 | 69/1984 | -1/1880 | 49/1984 | -13/1924 | 1.47/2015 | 8.0/1987 |
| 29 | 63/1984 | 2/1983 | 47/2019 | -15/1880 | 0.78/1978 | 5.8/2000 |
| 30 | 61/1884 | 9/1938 | 51/1884 | -7/1909 | 1.69/1972 | 5.1/1927 |
| 31 | 68/1875 | 5/1976 | 43/1933 | -10/1967 | 0.89/1978 | 7.6/1978 |
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