Ashton, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 11° 28° -33° (1985) 60° (2002) 1.55" 8.3"
February 16° 33° -24° (1979) 69° (2000) 1.5" 3.8"
March 26° 45° -14° (2002) 84° (1986) 1.89" 2.8"
April 37° 59° 8° (1982) 91° (1986) 3.21" 0.5"
May 48° 70° 25° (2005) 96° (1985) 3.98" 0"
June 58° 79° 36° (1992) 101° (1988) 4.16" 0"
July 61° 83° 45° (1984) 101° (1995) 3.56" 0"
August 60° 81° 39° (1986) 100° (1988) 4.06" 0"
September 51° 74° 24° (1984) 94° (2002) 3.17" 0"
October 39° 62° 16° (1988) 89° (1997) 2.87" 0"
November 29° 47° 1° (1986) 77° (2000) 2.53" 0.7"
December 16° 32° -22° (2000) 66° (1998) 1.94" 6.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 57° 79° 41° (1994) 94° (1984) 0.11" 0"
Sep 2 57° 79° 44° (1994) 93° (2000) 0.12" 0"
Sep 3 56° 79° 46° (1982) 92° (1999) 0.11" 0"
Sep 4 56° 78° 39° (1997) 91° (1983) 0.1" 0"
Sep 5 56° 78° 38° (1997) 91° (1999) 0.11" 0"
Sep 6 55° 78° 32° (1986) 90° (1985) 0.11" 0"
Sep 7 55° 77° 34° (1986) 94° (1985) 0.1" 0"
Sep 8 54° 77° 40° (1986) 92° (1985) 0.11" 0"
Sep 9 54° 77° 42° (1979) 94° (2002) 0.1" 0"
Sep 10 53° 77° 43° (1993) 94° (2002) 0.11" 0"
Sep 11 53° 76° 37° (1985) 90° (2002) 0.1" 0"
Sep 12 53° 76° 34° (1985) 91° (2000) 0.1" 0"
Sep 13 52° 76° 38° (1983) 89° (1998) 0.11" 0"
Sep 14 52° 75° 36° (1985) 91° (1998) 0.1" 0"
Sep 15 51° 75° 31° (1984) 88° (1991) 0.11" 0"
Sep 16 51° 74° 32° (2007) 88° (1991) 0.11" 0"
Sep 17 50° 74° 31° (1999) 84° (1997) 0.11" 0"
Sep 18 50° 74° 36° (1981) 93° (1988) 0.11" 0"
Sep 19 49° 73° 30° (1991) 89° (2000) 0.11" 0"
Sep 20 49° 73° 33° (1991) 87° (1998) 0.11" 0"
Sep 21 48° 72° 32° (1983) 86° (1984) 0.11" 0"
Sep 22 48° 72° 30° (1983) 87° (2007) 0.11" 0"
Sep 23 47° 72° 30° (1995) 89° (1988) 0.1" 0"
Sep 24 47° 71° 31° (1989) 86° (2007) 0.11" 0"
Sep 25 46° 71° 29° (1984) 90° (2007) 0.1" 0"
Sep 26 46° 70° 30° (1984) 84° (1986) 0.11" 0"
Sep 27 45° 70° 31° (1984) 90° (1998) 0.1" 0"
Sep 28 45° 70° 25° (1984) 85° (1990) 0.1" 0"
Sep 29 44° 69° 24° (1984) 81° (1983) 0.09" 0"
Sep 30 44° 69° 26° (1984) 88° (2002) 0.09" 0"
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