Severe Thunderstorms and Heavy Rainfall in the Central and Southern Plains

Severe thunderstorms capable of very large hail, damaging wind gusts, and a few tornadoes are possible today across parts of the central and southern Plains. Heavy rain will pose a threat for flash flooding across portions of central and coastal Texas. Thunderstorms may also cause isolated wind damage across the Southeast. Read More >

Rockford Precipitation Rankings for each month

ROCKFORD
MONTHLY PRECIPITATION AMOUNTS
MAY

NORMAL 4.18 inches

***Smallest to Greatest Official Rockford Precipitation Data from 1906 - 2022***

0.48	1992	3.02	2002	4.58	1916
0.68	1934	3.03	1975	4.66	1960
1.06	1936	3.05	1993	4.68	1942
1.22	1928	3.12	2008	4.68	2018
1.25	2007	3.12	2016	4.76	1910
1.29	1923	3.14	2013	4.76	1966
1.29	1950	3.20	1952	4.78	1909
1.29	1988	3.25	1937	4.78	1927
1.34	1921	3.27	1954	4.78	1948
1.41	1994	3.36	1999	4.79	1986
1.44	1961	3.41	1964	4.85	2015
1.45	1925	3.43	1985	4.90	2017
1.45	1979	3.46	2009	4.99	1983
1.47	1924	3.66	1931	5.10	1990
1.53	1949	3.68	1922	5.20	1944
1.62	2012	3.69	1998	5.20	1956
1.78	2005	3.72	2006	5.47	1977
1.83	1971	3.73	1987	5.50	1970
1.84	1981	3.74	1919	5.66	1965
1.89	1963	3.74	1947	5.70	1913
2.23	1932	3.76	1951	5.72	1943
2.24	1958	3.78	1968	5.75	1969
2.31	1926	3.84	1978	5.82	2010
2.33	2014	3.94	1912	5.85	1997
2.36	2021	3.94	2011	5.95	1935
2.37	1980	3.95	1984	6.05	1914
2.38	1976	3.98	2001	6.30	1995
2.41	1930	4.03	2020	6.58	1908
2.42	1906	4.04	1940	6.62	2000
2.48	1967	4.06	1939	6.98	1973
2.54	2022	4.11	1941	6.98	1974
2.61	1959	4.20	2003	7.02	1915
2.70	1929	4.23	1957	7.67	1945
2.72	1991	4.23	1962	8.21	2004
2.76	1955	4.36	1938	8.88	1933
2.91	1953	4.44	1918	8.93	2019
2.93	1989	4.47	1917	11.75	1996
2.96	1907	4.56	1982	No Data	1920
2.98	1911	4.57	1972	No Data	1946

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Severe Thunderstorms and Heavy Rainfall in the Central and Southern Plains

May Precipitation Rankings for Rockford, IL