Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Memorial Day Weather for Rockford

Normal High & Low Temperature (May 28): 76 and 52 degrees
Warmest Memorial Day: 96 degrees on May 30, 1934
Coldest Temperature on Memorial Day: 35 degrees on May 30, 1924 & May 25, 1992
Coolest Memorial Day Daytime Temperature: 47 degrees on May 28, 1984
Warmest Memorial Day Nighttime Low Temperature: 73 degrees on May 30, 1953
Wettest Memorial Day: 1.65 inches on May 30, 1916
Frequency of Rainfall Memorial Day:
56 of 112 years (50%) Memorial Days measured precipitation
Frequency of Heat Memorial Day: 11 of 112 years (10%) 90 F or hotter

1905	May 30	77	53	T
1906	May 30	68	53	0.22
1907	May 30	65	54	0.00
1908	May 30	80	59	0.07
1909	May 30	81	62	0.20
1910	May 30	69	45	0.00
1911	May 30	78	54	0.13
1912	May 30	55	51	0.00
1913	May 30	83	58	0.00
1914	May 30	81	49	0.08
1915	May 30	55	39	0.85
1916	May 30	65	51	1.65
1917	May 30	76	55	T
1918	May 30	69	56	0.25
1919	May 30	92	56	0.00
1920	May 30	M	M	M
1921	May 30	93	62	0.00
1922	May 30	85	53	0.00
1923	May 30	83	56	0.00
1924	May 30	72	35	0.00
1925	May 30	87	46	0.00
1926	May 30	89	64	0.60
1927	May 30	70	48	0.00
1928	May 30	76	44	0.00
1929	May 30	88	68	0.13
1930	May 30	70	36	0.00
1931	May 30	67	58	0.10
1932	May 30	77	45	0.00
1933	May 30	76	55	0.15
1934	May 30	96	53	0.00
1935	May 30	73	52	0.25
1936	May 30	79	46	0.00
1937	May 30	92	67	T
1938	May 30	77	57	0.00
1939	May 30	91	59	0.00
1940	May 30	76	49	0.00
1941	May 30	84	56	T
1942	May 30	90	63	0.30
1943	May 30	80	69	T
1944	May 30	89	67	0.00
1945	May 30	67	42	0.00
1946	May 30	M	M	M
1947	May 30	65	42	T
1948	May 30	72	43	0.00
1949	May 30	83	48	0.00
1950	May 30	82	56	T
1951	May 30	84	53	0.00
1952	May 30	76	53	0.00
1953	May 30	91	73	0.00
1954	May 30	75	45	0.00
1955	May 30	72	43	0.00
1956	May 30	84	63	0.00
1957	May 30	77	58	0.41
1958	May 30	86	53	0.39
1959	May 30	74	62	0.03
1960	May 30	74	57	0.00
1961	May 30	76	41	0.00
1962	May 30	86	64	0.00
1963	May 30	78	47	0.00
1964	May 30	70	40	0.00
1965	May 30	70	39	0.00
1966	May 30	64	40	0.00
1967	May 30	63	50	0.00
1968	May 30	66	51	T
1969	May 30	82	54	0.00
1970	May 30	81	65	0.05
1971	May 31	79	50	T
1972	May 29	77	61	0.07
1973	May 28	68	50	0.08
1974	May 27	70	45	T
1975	May 26	78	58	0.19
1976	May 31	72	58	0.00
1977	May 30	83	60	0.00
1978	May 29	88	65	0.01
1979	May 28	76	45	0.00
1980	May 26	79	52	0.00
1981	May 25	80	49	0.00
1982	May 31	74	57	0.32
1983	May 30	56	43	0.05
1984	May 28	47	38	1.09
1985	May 27	66	48	0.05
1986	May 26	70	58	0.27
1987	May 25	64	49	0.12
1988	May 30	91	57	0.00
1989	May 29	85	55	0.11
1990	May 28	77	50	0.00
1991	May 27	88	62	0.00
1992	May 25	52	35	0.00
1993	May 31	67	41	T
1994	May 30	89	59	0.00
1995	May 29	72	52	T
1996	May 27	54	48	0.31
1997	May 26	58	45	0.00
1998	May 25	71	48	0.03
1999	May 31	79	62	T
2000	May 29	71	51	0.00
2001	May 28	69	46	0.00
2002	May 27	78	50	0.00
2003	May 26	76	46	0.00
2004	May 31	68	57	1.32
2005	May 30	77	46	0.00
2006	May 29	91	69	0.08
2007	May 28	78	50	0.01
2008	May 26	82	52	0.42
2009	May 25	70	53	0.03
2010	May 31	78	62	0.16
2011	May 30	88	64	0.00
2012	May 28	90	69	T
2013	May 27	61	52	0.02
2014	May 26	86	63	0.17
2015	May 25	80	67	0.43
2016	May 30	87	60	0.01
2017	May 29	74	53	T
2018	May 28	92	65	0.00

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Dangerous Heat and Heavy Rainfall into the Weekend

Climate Data for Rockford for Memorial Day from 1905-Present