Aviston, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 22° 40° -27° (1977) 75° (1950) 2.02" NA
February 27° 46° -21° (1982) 81° (2000) 2.2" NA
March 35° 57° -8° (1978) 89° (1997) 3.54" NA
April 45° 68° 18° (2007) 91° (2007) 3.91" NA
May 54° 77° 28° (1976) 97° (1953) 4.18" NA
June 63° 86° 38° (1972) 104° (1952) 3.97" NA
July 67° 90° 43° (1972) 110° (1954) 3.51" NA
August 64° 88° 39° (1986) 105° (2007) 3.34" NA
September 56° 82° 26° (1995) 103° (1954) 2.98" NA
October 45° 71° 20° (1981) 95° (1953) 2.87" NA
November 36° 56° 2° (1991) 84° (1950) 3.88" NA
December 27° 44° -19° (1989) 76° (1970) 2.97" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 23° 42° -16° (1965) 69° (1989) 0.07" NA
Feb 2 24° 42° -11° (1951) 66° (2003) 0.07" NA
Feb 3 24° 42° -12° (1985) 67° (1992) 0.07" NA
Feb 4 24° 43° -4° (1985) 72° (1962) 0.07" NA
Feb 5 24° 43° -10° (1979) 67° (1986) 0.07" NA
Feb 6 24° 43° -8° (1979) 58° (1999) 0.07" NA
Feb 7 25° 44° -4° (1977) 59° (1993) 0.07" NA
Feb 8 25° 44° -8° (1985) 69° (2001) 0.07" NA
Feb 9 25° 44° -11° (1979) 67° (1990) 0.07" NA
Feb 10 25° 44° -21° (1982) 77° (1976) 0.07" NA
Feb 11 26° 45° -9° (1981) 75° (1976) 0.07" NA
Feb 12 26° 45° -10° (1981) 67° (1990) 0.07" NA
Feb 13 26° 45° 0° (1982) 81° (1962) 0.08" NA
Feb 14 26° 46° 10° (1981) 70° (1954) 0.08" NA
Feb 15 27° 46° 4° (1958) 74° (2005) 0.08" NA
Feb 16 27° 46° -2° (1958) 73° (2005) 0.08" NA
Feb 17 27° 47° -1° (1958) 72° (1976) 0.08" NA
Feb 18 28° 47° -9° (1993) 69° (1971) 0.08" NA
Feb 19 28° 48° -2° (1993) 69° (1981) 0.08" NA
Feb 20 28° 48° 6° (1963) 68° (1983) 0.08" NA
Feb 21 28° 48° 1° (1963) 70° (1981) 0.08" NA
Feb 22 29° 49° -2° (1963) 75° (1995) 0.09" NA
Feb 23 29° 49° 6° (1989) 78° (1996) 0.09" NA
Feb 24 29° 49° 5° (1989) 81° (2000) 0.09" NA
Feb 25 30° 50° 4° (1967) 79° (2000) 0.09" NA
Feb 26 30° 50° 5° (1963) 77° (1996) 0.09" NA
Feb 27 30° 51° 7° (1993) 76° (1981) 0.09" NA
Feb 28 31° 51° 9° (1962) 77° (1972) 0.1" NA
Feb 29 31° 51° 7° (1960) 80° (1972) 0.1" NA
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