Forrest, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 16° 33° -25° (1985) 66° (2005) 2.25" 7.8"
February 19° 38° -20° (1996) 74° (2000) 2.52" 5.9"
March 28° 50° -4° (2002) 86° (1981) 2.77" 3.2"
April 39° 63° 7° (1982) 93° (1986) 3.64" 1"
May 49° 74° 25° (1971) 97° (1991) 4.44" 0"
June 60° 83° 37° (1972) 106° (1988) 3.8" 0"
July 63° 86° 42° (1972) 105° (1988) 4.76" 0"
August 60° 84° 37° (1986) 108° (1988) 3.9" 0"
September 52° 78° 26° (1995) 98° (1990) 2.58" 0"
October 41° 66° 17° (1981) 91° (2007) 3.27" 0.1"
November 32° 51° 0° (1977) 80° (2000) 3.4" 1"
December 20° 36° -23° (1983) 70° (1982) 3.11" 6.4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 16° 34° -11° (1996) 57° (1986) 0.08" 0.3"
Feb 2 16° 34° -12° (1996) 53° (2006) 0.09" 0.2"
Feb 3 16° 35° -20° (1996) 48° (1992) 0.09" 0.3"
Feb 4 17° 35° -15° (1996) 60° (1992) 0.08" 0.2"
Feb 5 17° 35° -19° (1979) 53° (2005) 0.09" 0.3"
Feb 6 17° 35° -16° (1982) 56° (2005) 0.09" 0.2"
Feb 7 17° 35° -12° (1977) 52° (1999) 0.08" 0.3"
Feb 8 17° 36° -5° (1979) 65° (2009) 0.09" 0.2"
Feb 9 18° 36° -14° (1979) 61° (1990) 0.09" 0.2"
Feb 10 18° 36° -18° (1982) 61° (1976) 0.09" 0.3"
Feb 11 18° 36° -6° (1981) 63° (2009) 0.09" 0.2"
Feb 12 18° 37° -10° (1981) 71° (1999) 0.09" 0.2"
Feb 13 18° 37° -7° (1970) 60° (1990) 0.1" 0.2"
Feb 14 19° 37° -2° (1986) 60° (1990) 0.09" 0.2"
Feb 15 19° 38° -4° (2007) 65° (1976) 0.08" 0.2"
Feb 16 19° 38° -8° (2007) 57° (1999) 0.08" 0.2"
Feb 17 19° 38° -11° (1979) 65° (2006) 0.08" 0.2"
Feb 18 20° 39° -9° (1978) 60° (1981) 0.08" 0.2"
Feb 19 20° 39° -12° (1979) 63° (1994) 0.08" 0.2"
Feb 20 20° 39° -4° (1978) 62° (1983) 0.08" 0.2"
Feb 21 21° 40° 4° (1978) 63° (1983) 0.09" 0.2"
Feb 22 21° 40° 1° (1989) 65° (1983) 0.09" 0.2"
Feb 23 21° 41° -4° (1989) 63° (2000) 0.09" 0.2"
Feb 24 22° 41° -7° (1993) 66° (2000) 0.09" 0.1"
Feb 25 22° 41° -5° (1993) 64° (2000) 0.09" 0.2"
Feb 26 22° 42° -4° (2003) 74° (2000) 0.08" 0.2"
Feb 27 22° 42° -3° (1994) 72° (1996) 0.09" 0.1"
Feb 28 23° 43° 0° (1994) 61° (1976) 0.09" 0.2"
Feb 29 23° 43° -2° (1980) 66° (1972) 0.09" NA
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