Allison, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -6° -32.2° (1994) 21.1° (2006) 2.7" 2.8"
February -4° -23.9° (2004) 25° (2000) 2.55" 1.8"
March 12° -17.8° (1993) 28.3° (2007) 3.65" 0.6"
April 19° -6.7° (1990) 32.2° (1989) 4.31" 0.1"
May 12° 24° -1.1° (1994) 33.9° (2001) 5.93" 0"
June 17° 29° 3.3° (1992) 40° (1988) 4.19" 0"
July 19° 31° 9.4° (2001) 39.4° (1988) 4.64" 0"
August 18° 31° 6.7° (1986) 38.9° (1988) 3.41" 0"
September 13° 27° -3.3° (1995) 37.2° (2007) 3.37" 0"
October 20° -4.4° (1992) 34.4° (2007) 3.77" 0"
November 13° -11.7° (1995) 27.8° (2000) 4.19" 0"
December -4° -29.4° (1989) 23.9° (1982) 3.42" 2.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 16° -4° (1994) 28° (1986) 0.14" 0"
Apr 2 16° -3° (1992) 26° (1986) 0.13" 0"
Apr 3 16° -6° (1987) 26.7° (2007) 0.13" 0"
Apr 4 16° -4° (1994) 26.7° (2007) 0.13" 0.1"
Apr 5 17° -6° (1995) 26° (2005) 0.13" 0"
Apr 6 17° -1° (1990) 29° (1988) 0.14" 0"
Apr 7 17° -7° (1990) 28° (2001) 0.14" 0"
Apr 8 17° -7° (1990) 29° (2001) 0.14" 0"
Apr 9 17° -6° (1997) 28° (2001) 0.14" 0"
Apr 10 18° -4° (1996) 29° (2001) 0.14" 0"
Apr 11 18° -4° (1989) 28° (2005) 0.13" 0"
Apr 12 18° -3° (1990) 29° (2001) 0.14" 0"
Apr 13 18° -1.1° (2007) 27.8° (2006) 0.13" 0"
Apr 14 19° -2° (1997) 29.4° (2006) 0.14" 0"
Apr 15 19° -1° (1990) 30.6° (2006) 0.13" 0"
Apr 16 19° -2° (1983) 30.6° (2006) 0.13" 0"
Apr 17 19° -2° (2001) 30° (2002) 0.14" 0"
Apr 18 19° -3° (2001) 30° (2004) 0.14" 0"
Apr 19 20° -4° (1983) 30° (2002) 0.15" 0"
Apr 20 20° -3° (1983) 29° (2002) 0.14" 0"
Apr 21 20° -1° (1983) 29° (1987) 0.15" 0"
Apr 22 20° -2° (1993) 30° (1987) 0.15" 0"
Apr 23 20° -2° (1986) 29° (2001) 0.15" 0"
Apr 24 20° 2° (2005) 29° (1990) 0.16" 0"
Apr 25 21° 1° (1983) 29° (1990) 0.16" 0"
Apr 26 21° 3° (2001) 31° (1989) 0.16" 0"
Apr 27 21° 2° (1996) 32° (1989) 0.15" 0"
Apr 28 21° 0° (1992) 30° (1989) 0.17" 0"
Apr 29 21° 3° (1992) 28° (1989) 0.16" 0"
Apr 30 22° 2° (1988) 31° (1987) 0.17" 0"
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