Rockford - Lowest Temperature for Each Year





Here's where you'll find answers to your questions about the lowest temperatures and coldest days in Rockford, Illinois. For instance: When was the last time Rockford got colder than -20 °F? How cold did Rockford get in 2018?

This page gives the lowest temperature for each year in Rockford and the date that it happened. A date with a plus sign beside it means the lowest temperature also occurred on at least one other day earlier that year.

These records go back to 1906, with a few years missing data. The lowest temperature measured during that time was -27 degrees Fahrenheit (-33 Celsius) on January 10, 1982.

Since 1951 the temperature extremes were observed at Rockford International Airport. Before then, the weather station was in downtown Rockford.

Lowest Rockford temperatures in recent years
Min °F Date Min °C
-16 January 06, 2018 -27
-9 December 27, 2017 -23
-13 December 19, 2016 -25
-16 February 28, 2015 -27
-21 February 11, 2014 -29
-11 December 24, 2013 -24
0 January 20, 2012 + -18
-20 February 10, 2011 -29
-10 January 10, 2010 -23
Lowest temperature recorded at Rockford each year
Min °F Date Min °C
-25 January 16, 2009 -32
-16 January 25, 2008 -27
-13 February 06, 2007 + -25
-11 February 18, 2006 -24
-8 December 07, 2005 -22
-12 January 31, 2004 -24
-7 January 27, 2003 -22
-11 March 04, 2002 -24
-8 January 02, 2001 -22
-22 December 25, 2000 -30
-21 January 05, 1999 -29
-6 January 13, 1998 -21
-13 January 17, 1997 -25
-24 February 03, 1996 -31
-5 December 09, 1995 + -21
-24 January 19, 1994 -31
-11 February 24, 1993 -24
-10 January 16, 1992 -23
-13 January 22, 1991 -25
-9 December 26, 1990 -23
-20 December 23, 1989 -29
-21 January 10, 1988 -29
-7 January 24, 1987 -22
-19 January 08, 1986 -28
-26 January 20, 1985 -32
-22 January 21, 1984 -30
-24 December 24, 1983 -31
-27 January 10, 1982 -33
-15 February 12, 1981 -26
-12 February 12, 1980 -24
-24 January 15, 1979 + -31
-13 January 30, 1978 + -25
-22 January 16, 1977 -30
-22 February 02, 1976 -30
-13 February 09, 1975 -25
-21 January 12, 1974 -29
-11 February 17, 1973 -24
-19 January 15, 1972 -28
-14 February 02, 1971 -26
-22 January 21, 1970 -30
-10 January 04, 1969 + -23
-17 January 07, 1968 -27
-16 January 18, 1967 -27
-20 January 29, 1966 -29
-16 February 02, 1965 -27
-10 December 06, 1964 -23
-22 January 23, 1963 -30
-16 January 11, 1962 -27
-10 December 28, 1961 -23
-20 December 23, 1960 -29
-20 February 02, 1959 -29
-17 December 10, 1958 -27
-15 January 14, 1957 -26
-4 January 22, 1956 -20
-13 January 27, 1955 -25
-11 January 17, 1954 -24
-9 January 06, 1953 -23
-9 January 24, 1952 -23
-20 February 02, 1951 -29
-19 December 27, 1950 -28
-13 January 20, 1949 -25
-13 January 17, 1948 -25
1947
1946
-12 December 17, 1945 -24
-11 December 26, 1944 -24
-13 January 20, 1943 -25
-20 January 07, 1942 -29
-10 February 19, 1941 -23
-20 January 18, 1940 -29
-1 February 11, 1939 -18
-5 January 08, 1938 -21
-4 February 10, 1937 -20
-24 January 23, 1936 -31
-14 January 23, 1935 -26
-7 January 29, 1934 -22
-25 February 09, 1933 -32
-14 December 16, 1932 -26
-4 January 21, 1931 -20
-22 January 18, 1930 -30
-22 February 20, 1929 -30
-8 January 02, 1928 -22
1927
-13 January 22, 1926 -25
-16 December 27, 1925 -27
-25 January 05, 1924 -32
-12 February 04, 1923 -24
-16 December 18, 1922 -27
-3 December 25, 1921 -19
1920
-21 January 04, 1919 -29
1918
1917
-17 January 13, 1916 -27
-22 January 28, 1915 -30
-23 December 26, 1914 -31
-9 March 02, 1913 + -23
-20 January 12, 1912 + -29
-6 January 03, 1911 -21
-17 January 07, 1910 + -27
-11 January 06, 1909 -24
1908
-9 February 06, 1907 -23
-3 February 15, 1906 -19
Reference

Jay Lawrimore. 2016. Global Summary of the Year, Version 1.0. NOAA National Centers for Environmental Information. 

Rockford - Extremes
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