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
Jul 1 19° 31° 12° (1995) 36° (1991) 0.16" 0"
Jul 2 19° 31° 9° (2001) 36° (1991) 0.16" 0"
Jul 3 19° 31° 12.2° (2007) 36° (2002) 0.15" 0"
Jul 4 19° 31° 11° (1996) 36° (1999) 0.16" 0"
Jul 5 19° 31° 12° (1997) 37° (2002) 0.15" 0"
Jul 6 19° 31° 9° (2001) 37° (1988) 0.16" 0"
Jul 7 19° 31° 11° (1983) 36° (1988) 0.16" 0"
Jul 8 19° 31° 11° (1984) 38° (1988) 0.16" 0"
Jul 9 19° 31° 11° (1984) 39° (1988) 0.15" 0"
Jul 10 19° 31° 12° (1996) 39° (1988) 0.17" 0"
Jul 11 19° 31° 12° (1994) 37° (1988) 0.16" 0"
Jul 12 19° 31° 12° (1994) 35° (1989) 0.16" 0"
Jul 13 19° 31° 12° (1996) 35° (1983) 0.15" 0"
Jul 14 19° 31° 12° (2001) 36° (1995) 0.16" 0"
Jul 15 19° 31° 13° (1990) 37° (1988) 0.15" 0"
Jul 16 19° 31° 14° (1987) 38° (1988) 0.16" 0"
Jul 17 19° 31° 14° (1984) 37° (1988) 0.16" 0"
Jul 18 19° 31° 13° (1984) 37° (1988) 0.16" 0"
Jul 19 19° 31° 12° (1984) 36° (1986) 0.15" 0"
Jul 20 19° 31° 12° (1984) 36° (1983) 0.14" 0"
Jul 21 19° 31° 13.9° (2007) 37° (1983) 0.15" 0"
Jul 22 19° 31° 11° (2000) 38° (1983) 0.15" 0"
Jul 23 19° 31° 12° (2000) 38° (1983) 0.14" 0"
Jul 24 19° 31° 11° (2000) 38° (1983) 0.15" 0"
Jul 25 19° 31° 13° (2000) 35° (2001) 0.15" 0"
Jul 26 19° 31° 14° (1991) 36° (1999) 0.14" 0"
Jul 27 19° 31° 13° (1994) 37° (1997) 0.13" 0"
Jul 28 19° 31° 12° (1994) 37° (1997) 0.13" 0"
Jul 29 19° 31° 12° (1994) 36° (2002) 0.13" 0"
Jul 30 19° 31° 11° (1994) 37° (1999) 0.12" 0"
Jul 31 19° 31° 12° (1991) 38° (1999) 0.12" 0"
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