Rockford Precipitation Rankings for each month
Jan Feb Mar Apr May Jun July Aug Sept Oct Nov Dec

 

ROCKFORD
MONTHLY PRECIPITATION AMOUNTS
MAY 

NORMAL 4.02 inches

***Smallest to Greatest Official Rockford Precipitation Data from 1906 - 2013***

0.48 1992   3.02 2002   4.57 1972
0.68 1934   3.03 1975   4.58 1916
1.06 1936   3.05 1993   4.66 1960
1.22 1928   3.12 2008   4.68 1942
1.25 2007   3.14 2013   4.76 1910
1.29 1923   3.20 1952   4.76 1966
1.29 1950   3.25 1937   4.78 1909
1.29 1988   3.27 1954   4.78 1927
1.34 1921   3.36 1999   4.78 1948
1.41 1994   3.41 1964   4.79 1986
1.44 1961   3.43 1985   4.99 1983
1.45 1925   3.46 2009   5.10 1990
1.45 1979   3.66 1931   5.20 1944
1.47 1924   3.68 1922   5.20 1956
1.53 1949   3.69 1998   5.47 1977
1.62 2012   3.72 2006   5.50 1970
1.78 2005   3.73 1987   5.66 1965
1.83 1971   3.74 1919   5.70 1913
1.84 1981   3.74 1947   5.72 1943
1.89 1963   3.76 1951   5.75 1969
2.23 1932   3.78 1968   5.82 2010
2.24 1958   3.84 1978   5.85 1997
2.31 1926   3.94 1912   5.95 1935
2.37 1980   3.94 2011   6.05 1914
2.38 1976   3.95 1984   6.30 1995
2.41 1930   3.98 2001   6.58 1908
2.42 1906   4.04 1940   6.62 2000
2.48 1967   4.06 1939   6.98 1973
2.61 1959   4.11 1941   6.98 1974
2.70 1929   4.20 2003   7.02 1915
2.72 1991   4.23 1957   7.67 1945
2.76 1955   4.23 1962   8.21 2004
2.91 1953   4.36 1938   8.88 1933
2.93 1989   4.44 1918   11.75 1996
2.96 1907   4.47 1917   No Data 1920
2.98 1911   4.56 1982   No Data 1946


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