Ashton, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 27° -33° (1985) 60° (2002) 1.25" NA
February 14° 32° -24° (1979) 69° (2000) 1.25" NA
March 25° 45° -14° (2002) 84° (1986) 1.87" NA
April 35° 58° 8° (1982) 91° (1986) 3.48" NA
May 47° 70° 25° (2005) 96° (1985) 3.58" NA
June 57° 79° 36° (1992) 101° (1988) 4.12" NA
July 60° 83° 45° (1984) 101° (1995) 3.42" NA
August 58° 81° 39° (1986) 100° (1988) 4.35" NA
September 49° 74° 24° (1984) 94° (2002) 3.23" NA
October 37° 62° 16° (1988) 89° (1997) 2.73" NA
November 27° 46° 1° (1986) 77° (2000) 2.54" NA
December 15° 32° -22° (2000) 66° (1998) 1.82" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 55° 78° 41° (1994) 94° (1984) 0.13" NA
Sep 2 54° 78° 44° (1994) 93° (2000) 0.13" NA
Sep 3 54° 78° 46° (1982) 92° (1999) 0.13" NA
Sep 4 54° 77° 39° (1997) 91° (1983) 0.12" NA
Sep 5 53° 77° 38° (1997) 91° (1999) 0.12" NA
Sep 6 53° 77° 32° (1986) 90° (1985) 0.12" NA
Sep 7 52° 77° 34° (1986) 94° (1985) 0.12" NA
Sep 8 52° 76° 40° (1986) 92° (1985) 0.12" NA
Sep 9 52° 76° 42° (1979) 94° (2002) 0.12" NA
Sep 10 51° 76° 43° (1993) 94° (2002) 0.11" NA
Sep 11 51° 76° 37° (1985) 90° (2002) 0.11" NA
Sep 12 51° 75° 34° (1985) 91° (2000) 0.11" NA
Sep 13 50° 75° 38° (1983) 89° (1998) 0.11" NA
Sep 14 50° 75° 36° (1985) 91° (1998) 0.11" NA
Sep 15 49° 74° 31° (1984) 88° (1991) 0.11" NA
Sep 16 49° 74° 32° (2007) 88° (1991) 0.11" NA
Sep 17 49° 74° 31° (1999) 84° (1997) 0.1" NA
Sep 18 48° 73° 36° (1981) 93° (1988) 0.1" NA
Sep 19 48° 73° 30° (1991) 89° (2000) 0.1" NA
Sep 20 48° 73° 33° (1991) 87° (1998) 0.1" NA
Sep 21 47° 73° 32° (1983) 86° (1984) 0.1" NA
Sep 22 47° 72° 30° (1983) 87° (2007) 0.1" NA
Sep 23 46° 72° 30° (1995) 89° (1988) 0.1" NA
Sep 24 46° 72° 31° (1989) 86° (2007) 0.1" NA
Sep 25 46° 71° 29° (1984) 90° (2007) 0.1" NA
Sep 26 45° 71° 30° (1984) 84° (1986) 0.09" NA
Sep 27 45° 71° 31° (1984) 90° (1998) 0.09" NA
Sep 28 44° 70° 25° (1984) 85° (1990) 0.09" NA
Sep 29 44° 70° 24° (1984) 81° (1983) 0.09" NA
Sep 30 43° 69° 26° (1984) 88° (2002) 0.09" NA
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