Aviston, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 23° 43° -27° (1977) 75° (1950) 2.29" 3.3"
February 27° 48° -21° (1982) 81° (2000) 2.31" 3.3"
March 36° 59° -8° (1978) 89° (1997) 3.2" 1.4"
April 46° 70° 18° (2007) 91° (2007) 3.86" 0.2"
May 56° 78° 28° (1976) 97° (1953) 4.9" 0"
June 64° 87° 38° (1972) 104° (1952) 4.26" 0"
July 68° 91° 43° (1972) 110° (1954) 4.05" 0"
August 66° 90° 39° (1986) 105° (2007) 3.3" 0"
September 56° 83° 26° (1995) 103° (1954) 3.28" 0"
October 46° 72° 20° (1981) 95° (1953) 3.44" 0"
November 37° 59° 2° (1991) 84° (1950) 3.92" 0.3"
December 27° 45° -19° (1989) 76° (1970) 2.91" 3.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 41° 65° 22° (1954) 84° (1981) 0.13" 0"
Apr 2 41° 65° 25° (1961) 86° (1967) 0.12" 0"
Apr 3 42° 66° 23° (1987) 84° (1956) 0.13" 0.1"
Apr 4 42° 66° 23° (1987) 79° (1986) 0.11" 0"
Apr 5 42° 66° 24° (1970) 88° (1988) 0.12" 0"
Apr 6 43° 67° 23° (1982) 85° (1988) 0.12" 0"
Apr 7 43° 67° 19° (1971) 85° (1954) 0.12" 0"
Apr 8 43° 67° 18° (2007) 85° (1965) 0.13" 0"
Apr 9 44° 68° 22° (1997) 88° (1967) 0.12" 0"
Apr 10 44° 68° 25° (1982) 87° (1967) 0.12" 0"
Apr 11 44° 68° 22° (1989) 85° (1965) 0.13" 0"
Apr 12 45° 69° 25° (1990) 87° (1965) 0.11" 0.1"
Apr 13 45° 69° 25° (1989) 86° (1972) 0.12" 0"
Apr 14 45° 69° 26° (1997) 91° (2006) 0.12" 0"
Apr 15 46° 70° 29° (1962) 91° (2006) 0.13" 0"
Apr 16 46° 70° 29° (1962) 88° (1955) 0.13" 0"
Apr 17 47° 70° 27° (1983) 88° (2006) 0.13" 0"
Apr 18 47° 71° 28° (2001) 89° (2002) 0.13" 0"
Apr 19 47° 71° 25° (1983) 87° (1994) 0.13" 0"
Apr 20 48° 71° 26° (1983) 86° (1987) 0.12" 0"
Apr 21 48° 71° 28° (1982) 87° (1965) 0.13" 0"
Apr 22 48° 72° 29° (1978) 88° (1980) 0.14" 0"
Apr 23 49° 72° 29° (1956) 90° (1965) 0.13" 0"
Apr 24 49° 72° 32° (1963) 87° (1965) 0.15" 0"
Apr 25 49° 73° 31° (1968) 90° (1989) 0.13" 0"
Apr 26 50° 73° 32° (1976) 90° (1989) 0.14" 0"
Apr 27 50° 73° 34° (1967) 89° (1989) 0.14" 0"
Apr 28 50° 73° 30° (1992) 88° (1951) 0.14" 0"
Apr 29 51° 74° 31° (1969) 90° (1987) 0.14" 0"
Apr 30 51° 74° 33° (1969) 91° (2007) 0.15" 0"
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