Andover, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 13° 29° -23° (1985) 66° (1989) 1.52" 6.1"
February 19° 35° -24° (1996) 71° (2000) 1.58" 5.3"
March 30° 47° -13° (1962) 87° (1986) 2.69" 4"
April 40° 61° 12° (1982) 92° (1986) 3.74" 1.6"
May 52° 73° 26° (1966) 95° (1991) 4.21" 0"
June 61° 82° 39° (1972) 101° (1971) 4.2" 0"
July 66° 86° 47° (1972) 103° (1983) 3.9" 0"
August 63° 83° 40° (1986) 103° (1988) 4.32" 0"
September 55° 76° 31° (1995) 99° (1971) 3.29" 0"
October 43° 63° 19° (1988) 92° (1997) 3.01" 0.1"
November 31° 47° -7° (1977) 79° (2000) 2.82" 1.9"
December 19° 33° -20° (1983) 70° (1998) 2.15" 6.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 49° 70° 31° (1958) 90° (1971) 0.1" NA
Oct 2 49° 70° 26° (1974) 89° (1971) 0.1" NA
Oct 3 48° 69° 28° (1974) 92° (1997) 0.1" NA
Oct 4 48° 69° 32° (1968) 89° (1969) 0.1" NA
Oct 5 48° 69° 30° (1980) 87° (1997) 0.1" NA
Oct 6 47° 68° 31° (1964) 91° (1963) 0.1" NA
Oct 7 47° 68° 28° (2000) 89° (2007) 0.1" NA
Oct 8 46° 67° 28° (1987) 84° (1997) 0.1" NA
Oct 9 46° 67° 25° (1964) 83° (1973) 0.1" NA
Oct 10 46° 66° 26° (1964) 86° (1962) 0.1" NA
Oct 11 45° 66° 24° (1987) 87° (1962) 0.1" NA
Oct 12 45° 65° 28° (2006) 85° (1956) 0.1" NA
Oct 13 44° 65° 29° (2006) 87° (1975) 0.1" NA
Oct 14 44° 65° 30° (1983) 84° (1968) 0.1" NA
Oct 15 44° 64° 30° (1972) 87° (1963) 0.09" NA
Oct 16 43° 64° 29° (1977) 83° (1956) 0.09" NA
Oct 17 43° 63° 27° (1992) 85° (1956) 0.09" NA
Oct 18 42° 63° 24° (1976) 83° (1971) 0.09" NA
Oct 19 42° 62° 20° (1972) 80° (2000) 0.09" NA
Oct 20 42° 62° 24° (1972) 83° (1979) 0.09" NA
Oct 21 41° 61° 27° (1976) 85° (1979) 0.09" NA
Oct 22 41° 60° 21° (1976) 84° (1963) 0.09" NA
Oct 23 40° 60° 24° (1969) 84° (1963) 0.09" NA
Oct 24 40° 59° 22° (1981) 81° (1963) 0.1" NA
Oct 25 40° 59° 23° (1987) 78° (1989) 0.1" NA
Oct 26 39° 58° 20° (1962) 82° (1963) 0.1" NA
Oct 27 39° 58° 24° (1969) 77° (1963) 0.1" NA
Oct 28 38° 57° 22° (1969) 77° (1999) 0.1" NA
Oct 29 38° 57° 23° (1980) 80° (2004) 0.1" NA
Oct 30 38° 56° 19° (1988) 81° (1971) 0.1" NA
Oct 31 37° 55° 25° (1993) 82° (1968) 0.1" NA
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