Rockford, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 11° 27° -27° (1982) 63° (1989) 1.41" 10.3"
February 16° 33° -25° (1933) 70° (2000) 1.34" 7.9"
March 27° 46° -11° (2002) 85° (1986) 2.39" 5.6"
April 37° 59° 5° (1982) 93° (1930) 3.62" 1.4"
May 48° 71° 24° (1966) 106° (1934) 4.03" 0"
June 58° 80° 35° (1945) 106° (1934) 4.8" 0"
July 63° 83° 43° (1967) 112° (1936) 4.1" 0"
August 61° 81° 35° (1915) 104° (1988) 4.21" 0"
September 52° 74° 24° (1942) 103° (1939) 3.47" 0"
October 40° 62° 7° (1925) 91° (1922) 2.57" 0.1"
November 29° 46° -10° (1977) 81° (1933) 2.63" 2.6"
December 17° 32° -24° (1983) 67° (2001) 2.06" 10.8"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 12° 29° -22° (1985) 48° (1968) 0.04" NA
Feb 2 12° 29° -22° (1976) 52° (1987) 0.04" NA
Feb 3 13° 29° -24° (1996) 54° (1992) 0.04" NA
Feb 4 13° 29° -19° (1996) 49° (1973) 0.04" NA
Feb 5 13° 30° -21° (1979) 56° (1946) 0.04" NA
Feb 6 14° 30° -20° (1982) 54° (1946) 0.04" NA
Feb 7 14° 30° -16° (1972) 49° (1987) 0.04" NA
Feb 8 14° 31° -20° (1985) 58° (1990) 0.04" NA
Feb 9 14° 31° -25° (1933) 54° (1925) 0.04" NA
Feb 10 15° 31° -19° (1994) 56° (1999) 0.05" NA
Feb 11 15° 32° -12° (1981) 67° (1999) 0.05" NA
Feb 12 15° 32° -15° (1981) 56° (1976) 0.05" NA
Feb 13 16° 32° -7° (1988) 60° (1938) 0.05" NA
Feb 14 16° 33° -8° (1916) 59° (2006) 0.05" NA
Feb 15 16° 33° -13° (1920) 67° (1921) 0.05" NA
Feb 16 17° 33° -10° (1958) 57° (1921) 0.05" NA
Feb 17 17° 34° -13° (1958) 59° (1981) 0.05" NA
Feb 18 17° 34° -19° (1936) 58° (1981) 0.05" NA
Feb 19 18° 34° -16° (1979) 63° (1930) 0.05" NA
Feb 20 18° 35° -22° (1929) 61° (1983) 0.05" NA
Feb 21 18° 35° -10° (1963) 64° (1930) 0.05" NA
Feb 22 19° 36° -17° (1936) 61° (1922) 0.05" NA
Feb 23 19° 36° -12° (1910) 63° (1930) 0.05" NA
Feb 24 19° 36° -11° (1993) 64° (1930) 0.05" NA
Feb 25 20° 37° -11° (1967) 70° (2000) 0.05" NA
Feb 26 20° 37° -6° (1994) 62° (2000) 0.06" NA
Feb 27 21° 38° -15° (1994) 68° (1976) 0.06" NA
Feb 28 21° 38° -7° (1962) 56° (1932) 0.06" NA
Feb 29 21° 38° -3° (1980) 64° (2000) 0.06" NA
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