Severe Thunderstorms Tonight in the Mid-Atlantic; Tropical Storm Bertha in the Gulf

Scattered thunderstorms with severe gusts, hail and a tornado risk are possible near a cold front from the Ohio Valley to the Mid-Atlantic tonight. Tropical Storm Bertha is expected to bring tropical storm conditions to portions of the Gulf Coast from the panhandle of Florida into Louisiana through Wednesday. Read More >

Rockford Temperature Rankings for each month

ROCKFORD
MONTHLY TEMPERATURE MEANS
DECEMBER

NORMAL 27.3 degrees

***Coldest to Warmest Official Rockford Temperature Data from 1906 - 2021***

12.5	2000	23.7	1990	29.0	1947
12.7	1983	23.8	2016	29.1	1952
13.1	1963	24.1	1973	29.2	1984
14.0	1919	24.1	1996	29.4	1908
14.2	1989	24.2	1927	29.4	1987
14.6	1985	24.2	1969	29.5	1940
14.9	1976	24.6	2017	29.6	1928
16.5	1917	24.7	1966	29.7	1949
17.1	1909	25.0	2007	29.9	1936
18.0	1950	25.3	1968	30.0	2003
18.1	1924	25.3	1980	30.2	1911
18.7	1958	25.4	1932	30.3	1912
19.4	1914	25.5	1915	30.3	1920
19.4	2013	25.7	1922	30.3	1994
19.5	2008	25.8	1992	30.5	2014
19.8	1977	26.3	1988	30.8	2018
20.0	2005	26.3	2004	31.0	1957
20.1	1925	26.6	1970	31.3	2006
20.3	1945	26.7	1930	31.4	1971
20.4	2010	26.7	1974	31.4	2020
21.4	1916	26.8	1906	31.5	1907
21.4	1944	26.8	1929	31.8	2001
21.6	1910	26.8	1999	31.9	1998
21.6	1942	26.9	1975	32.3	1965
21.6	1955	27.0	1938	32.5	1959
21.6	1972	27.1	1954	32.6	2011
21.9	1951	27.3	1921	32.6	2019
21.9	1960	27.3	1943	33.0	1918
21.9	1978	27.4	1993	33.0	1982
22.0	1962	27.6	1953	33.2	1939
22.3	1935	27.7	1967	33.4	2012
22.8	1926	27.7	1997	33.7	1913
22.8	1961	27.9	1933	34.0	1941
22.8	1964	28.1	1986	34.3	1931
22.9	1934	28.2	1991	34.9	2021
22.9	1981	28.3	1948	35.5	1923
23.3	1995	28.5	1956	37.7	2015
23.6	1937	28.7	2002	No Data	1946
23.6	2009	28.9	1979

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Severe Thunderstorms Tonight in the Mid-Atlantic; Tropical Storm Bertha in the Gulf

December Temperature Rankings for Rockford