Areas of Severe Thunderstorms and Excessive Rainfall Through This Weekend

Severe thunderstorms which can bring large hail, damaging winds, and isolated tornadoes will be possible over parts of the central U.S. through this weekend. Thunderstorms with heavy to excessive rainfall moving from Texas into the mid-Mississippi Valley through this weekend may produce areas of flooding. Read More >

Chicago Precipitation Rankings for each month

CHICAGO
MONTHLY TOTAL PRECIPITATION
AUGUST

Normal: 4.25 inches

***Smallest to Greatest Official Chicago Precipitation Data from 1871 - 2022***

0.18	1893	2.15	1963	4.18	1956
0.39	1889	2.16	1941	4.19	2003
0.45	1879	2.16	2015	4.22	1907
0.54	1881	2.19	1964	4.23	1945
0.60	1894	2.26	2000	4.24	1900
0.80	1976	2.30	1999	4.26	2009
0.80	2020	2.47	2005	4.26	2016
0.85	1962	2.50	1884	4.29	1936
0.85	1973	2.50	1948	4.33	1915
0.90	1974	2.51	1958	4.46	1905
0.91	1899	2.51	2017	4.47	1880
0.99	1926	2.58	1890	4.50	1997
1.00	1953	2.59	1872	4.51	2021
1.02	1960	2.68	1937	4.52	1891
1.05	1916	2.81	1991	4.54	2011
1.10	1919	2.95	2006	4.86	1951
1.11	1969	3.03	1898	4.92	1921
1.14	1933	3.06	1877	4.96	1882
1.15	1986	3.08	1910	5.03	1928
1.17	1930	3.08	1932	5.20	1943
1.21	1883	3.15	1874	5.30	2004
1.24	1917	3.16	1920	5.31	1968
1.27	1918	3.16	1947	5.35	1955
1.31	1949	3.17	1927	5.36	1957
1.41	1966	3.29	1875	5.51	1975
1.43	1906	3.29	1988	5.67	1931
1.44	1902	3.35	1887	5.74	1993
1.45	1922	3.38	1886	5.91	1954
1.45	1996	3.41	1934	6.07	1961
1.47	1939	3.47	1970	6.19	1972
1.58	1873	3.49	1903	6.20	1909
1.63	1959	3.49	1929	6.35	1908
1.69	1978	3.49	1995	6.49	1895
1.69	2013	3.52	1896	6.60	1981
1.70	1897	3.56	1935	6.61	2018
1.78	1950	3.56	1992	6.79	1965
1.80	2010	3.59	1912	6.88	1998
1.85	1892	3.61	1942	7.30	2014
1.89	1944	3.63	2019	7.31	1989
1.93	1946	3.66	1876	7.75	1990
1.96	1971	3.66	1878	7.76	1923
2.00	1901	3.69	1952	8.06	2002
2.01	1871	3.72	1911	8.12	1924
2.05	2022	3.73	2008	8.54	1980
2.07	1967	3.76	1914	8.64	1979
2.07	2012	3.90	1985	9.68	1977
2.08	1983	3.93	1982	9.70	2007
2.09	1925	3.95	1940	11.28	1885
2.10	1888	4.00	1904	12.25	2001
2.10	1984	4.05	1994	17.10	1987
2.12	1938	4.06	1913

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Areas of Severe Thunderstorms and Excessive Rainfall Through This Weekend

August Precipitation Rankings for Chicago