Half Day, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 14° 30° -27° (1982) 63° (1997) 1.89" NA
February 18° 35° -20° (1996) 74° (2000) 1.56" NA
March 28° 45° -5° (2002) 83° (1986) 2.5" NA
April 37° 56° 10° (1982) 90° (2002) 3.7" NA
May 47° 67° 28° (2004) 93° (1991) 3.59" NA
June 56° 78° 37° (1993) 102° (1988) 3.86" NA
July 63° 83° 45° (1982) 105° (1995) 3.5" NA
August 62° 81° 42° (1986) 101° (1991) 4.84" NA
September 54° 75° 30° (1995) 97° (1990) 3.24" NA
October 42° 63° 24° (1992) 89° (2007) 2.7" NA
November 32° 49° 6° (1986) 76° (1999) 3.22" NA
December 20° 36° -20° (1983) 70° (2001) 2.2" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Nov 1 37° 55° 23° (1993) 70° (2000) 0.1" NA
Nov 2 37° 55° 22° (1996) 75° (1999) 0.1" NA
Nov 3 36° 54° 14° (1991) 68° (1987) 0.11" NA
Nov 4 36° 54° 13° (1991) 75° (1987) 0.11" NA
Nov 5 36° 54° 16° (1991) 71° (2003) 0.11" NA
Nov 6 35° 53° 24° (1991) 64° (1999) 0.11" NA
Nov 7 35° 53° 11° (1991) 65° (2001) 0.11" NA
Nov 8 35° 52° 12° (1991) 62° (1982) 0.11" NA
Nov 9 35° 52° 16° (1991) 75° (1999) 0.11" NA
Nov 10 34° 51° 22° (1986) 76° (1999) 0.11" NA
Nov 11 34° 51° 19° (1986) 73° (1999) 0.11" NA
Nov 12 34° 50° 15° (1995) 62° (1982) 0.11" NA
Nov 13 33° 50° 6° (1986) 66° (2007) 0.11" NA
Nov 14 33° 49° 8° (1986) 73° (1989) 0.11" NA
Nov 15 33° 49° 15° (1982) 64° (2001) 0.11" NA
Nov 16 32° 48° 19° (1997) 70° (2001) 0.11" NA
Nov 17 32° 48° 12° (1989) 64° (1987) 0.11" NA
Nov 18 31° 47° 14° (1989) 62° (2003) 0.11" NA
Nov 19 31° 47° 18° (1989) 70° (1999) 0.11" NA
Nov 20 31° 46° 19° (1985) 68° (1991) 0.11" NA
Nov 21 30° 46° 14° (1985) 66° (2003) 0.11" NA
Nov 22 30° 45° 15° (2000) 55° (1991) 0.11" NA
Nov 23 29° 45° 10° (1989) 65° (1999) 0.11" NA
Nov 24 29° 44° 8° (1989) 65° (1999) 0.11" NA
Nov 25 29° 44° 14° (1985) 61° (2006) 0.1" NA
Nov 26 28° 43° 9° (1991) 58° (1997) 0.1" NA
Nov 27 28° 43° 12° (2002) 63° (1984) 0.1" NA
Nov 28 27° 43° 13° (2002) 67° (1998) 0.1" NA
Nov 29 27° 42° 11° (1989) 67° (1998) 0.1" NA
Nov 30 26° 42° 14° (1989) 68° (1998) 0.1" NA
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