National Weather Service United States Department of Commerce
Rockford Precipitation Rankings for each month
Jan Feb Mar Apr May Jun July Aug Sept Oct Nov Dec

 

ROCKFORD
MONTHLY PRECIPITATION AMOUNTS
SEPTEMBER 

NORMAL 3.35 inches

***Smallest to Greatest Official Rockford Precipitation Data from 1906 - 2020***

 

0.05 1979   2.25 1949   4.69 1906
0.25 2004   2.29 1988   4.73 1959
0.35 1974   2.36 1971   4.84 1907
0.37 1940   2.38 1987   4.97 1929
0.50 1956   2.40 1958   5.29 1999
0.51 2017   2.51 1937   5.33 2011
0.63 1957   2.61 1998   5.44 1992
0.77 1920   2.62 1944   5.57 1915
0.85 1990   2.62 1955   5.57 2018
0.91 1975   2.68 1953   5.61 1926
0.92 1908   2.68 2002   5.85 1950
0.94 1952   2.69 1935   5.91 1925
1.18 1966   2.78 1947   6.04 1942
1.39 1976   2.81 1985   6.13 1980
1.50 1922   2.91 2006   6.14 1919
1.53 1928   2.97 2016   6.27 1921
1.54 1984   2.99 1951   6.36 2008
1.60 1918   3.06 1933   6.51 1972
1.61 1943   3.11 1967   6.56 1911
1.61 2013   3.24 1917   6.61 2020
1.62 1996   3.28 2015   6.76 1968
1.65 1939   3.32 1964   7.00 1916
1.69 2009   3.41 1909   7.56 1938
1.70 1982   3.44 1923   7.59 1927
1.73 1962   3.51 1981   7.86 1936
1.74 2012   3.53 1912   7.92 2000
1.79 1997   3.67 1913   8.23 1965
1.83 1948   3.72 1993   8.52 1973
1.86 1989   3.80 1983   8.58 1946
1.86 2005   3.91 1977   9.10 2019
1.87 1969   3.92 1914   9.19 2001
1.89 2010   3.95 1963   9.89 1986
2.00 2014   4.06 1994   10.26 1941
2.01 1995   4.33 1978   10.63 1970
2.02 2003   4.46 1934   10.68 1961
2.04 2007   4.54 1931   No Data 1945
2.05 1932   4.56 1960   No Data 1954
2.12 1910   4.59 1991      
2.16 1924   4.61 1930