Assumption, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 15° 34° -26° (1994) 68° (1989) 1.67" NA
February 20° 40° -21° (1982) 76° (1972) 1.92" NA
March 30° 52° -9° (1978) 86° (1981) 2.88" NA
April 41° 64° 17° (1987) 89° (1987) 3.72" NA
May 51° 75° 27° (1966) 93° (1987) 4.29" NA
June 61° 84° 40° (1966) 104° (1988) 4.21" NA
July 64° 88° 46° (1972) 103° (1988) 4" NA
August 62° 86° 40° (1986) 104° (1988) 3.34" NA
September 53° 80° 29° (1983) 99° (1990) 2.97" NA
October 42° 68° 19° (1999) 91° (1971) 2.83" NA
November 32° 53° 0° (1964) 80° (1978) 3.44" NA
December 21° 40° -21° (1989) 72° (1970) 2.31" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 48° 75° 32° (1974) 91° (1971) 0.09" NA
Oct 2 47° 75° 28° (1985) 89° (1971) 0.09" NA
Oct 3 47° 74° 29° (1974) 89° (1983) 0.09" NA
Oct 4 46° 74° 29° (1987) 89° (1997) 0.09" NA
Oct 5 46° 73° 28° (1999) 88° (1997) 0.09" NA
Oct 6 46° 73° 26° (1964) 89° (1963) 0.09" NA
Oct 7 45° 73° 29° (1985) 90° (1963) 0.09" NA
Oct 8 45° 72° 27° (1987) 88° (1963) 0.09" NA
Oct 9 44° 72° 30° (1987) 85° (1997) 0.09" NA
Oct 10 44° 71° 26° (1964) 87° (1963) 0.08" NA
Oct 11 44° 71° 28° (1993) 88° (1963) 0.08" NA
Oct 12 43° 70° 22° (1987) 84° (1997) 0.09" NA
Oct 13 43° 70° 26° (1988) 87° (1975) 0.09" NA
Oct 14 43° 70° 23° (1979) 88° (1989) 0.09" NA
Oct 15 42° 69° 30° (1978) 89° (1963) 0.09" NA
Oct 16 42° 69° 27° (1991) 84° (1963) 0.09" NA
Oct 17 42° 68° 26° (1992) 85° (1964) 0.09" NA
Oct 18 41° 68° 23° (1999) 83° (1971) 0.09" NA
Oct 19 41° 67° 21° (1992) 84° (1971) 0.09" NA
Oct 20 41° 67° 24° (1992) 85° (1963) 0.09" NA
Oct 21 40° 66° 28° (1982) 87° (1979) 0.09" NA
Oct 22 40° 66° 22° (1976) 84° (1963) 0.09" NA
Oct 23 40° 65° 23° (1964) 83° (1963) 0.09" NA
Oct 24 39° 65° 19° (1999) 81° (1973) 0.09" NA
Oct 25 39° 64° 27° (1999) 80° (1963) 0.09" NA
Oct 26 39° 64° 25° (1988) 83° (1963) 0.1" NA
Oct 27 38° 63° 26° (1993) 78° (1971) 0.1" NA
Oct 28 38° 62° 24° (1969) 78° (1966) 0.1" NA
Oct 29 38° 62° 26° (1988) 83° (1999) 0.1" NA
Oct 30 37° 61° 23° (1988) 81° (1971) 0.1" NA
Oct 31 37° 61° 22° (1993) 82° (1968) 0.1" NA
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