Atterbury, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -9° -31.1° (1977) 21.1° (1989) 1.92" 5.3"
February -7° -29.4° (1996) 23.9° (1996) 1.68" 4.3"
March -1° 11° -22.2° (1978) 30.6° (1986) 2.49" 1.4"
April 18° -9.4° (1982) 32.8° (1986) 3.61" 0.3"
May 11° 23° -1.7° (1976) 35.6° (1967) 4.07" 0"
June 17° 28° 3.9° (2003) 39.4° (1988) 4.04" 0"
July 18° 30° 7.2° (1962) 39.4° (1966) 4.6" 0"
August 17° 29° 4.4° (1986) 39.4° (1987) 3.29" 0"
September 12° 26° -2.2° (1995) 37.2° (1984) 3.04" 0"
October 19° -7.8° (1962) 34.4° (2006) 2.87" 0"
November -1° 11° -20.6° (1964) 27.8° (2000) 3.11" 0.2"
December -7° -30.6° (1989) 22.8° (1998) 2.33" 3.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 15° -7° (1972) 27° (1963) 0.11" 0"
Apr 2 15° -5° (1992) 28° (2003) 0.1" 0.1"
Apr 3 15° -7° (1975) 27° (1978) 0.11" 0"
Apr 4 16° -6° (1987) 26° (1986) 0.11" 0"
Apr 5 16° -6° (1987) 29° (1988) 0.11" 0"
Apr 6 16° -9° (1982) 29° (1967) 0.11" 0"
Apr 7 16° -8° (1982) 29° (1986) 0.11" 0"
Apr 8 16° -7° (1972) 27° (1991) 0.12" 0"
Apr 9 17° -8° (1997) 28° (1967) 0.12" 0.1"
Apr 10 17° -7° (1982) 29° (1977) 0.11" 0"
Apr 11 17° -4° (1973) 29° (2005) 0.12" 0"
Apr 12 17° -4° (1976) 31° (1971) 0.11" 0"
Apr 13 18° -2° (1973) 27° (1977) 0.12" 0"
Apr 14 18° -5° (1997) 30.6° (2006) 0.12" 0"
Apr 15 18° -2° (1968) 31.1° (2006) 0.12" 0"
Apr 16 18° -2° (1983) 31° (2002) 0.12" 0"
Apr 17 18° -3° (1997) 32° (2002) 0.13" 0.1"
Apr 18 18° -5° (2003) 31° (2002) 0.12" 0"
Apr 19 19° -5° (1983) 32° (2002) 0.13" 0"
Apr 20 19° -3° (1983) 32° (1987) 0.13" 0"
Apr 21 19° -1° (1982) 29° (1985) 0.12" 0"
Apr 22 19° -3° (1986) 31° (1980) 0.13" 0"
Apr 23 19° -2° (1986) 29° (1990) 0.13" 0"
Apr 24 20° -2° (1963) 31° (1990) 0.13" 0"
Apr 25 20° -1° (1968) 33° (1986) 0.13" 0"
Apr 26 20° -1° (1972) 32° (1986) 0.13" 0"
Apr 27 20° -1° (1996) 30° (2009) 0.13" 0"
Apr 28 20° -3° (1992) 31° (1970) 0.13" 0"
Apr 29 20° -1° (1977) 32° (1987) 0.13" 0"
Apr 30 21° 1° (2008) 29° (1992) 0.12" 0"
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