Atterbury, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 16° 33° -24° (1977) 70° (1989) 1.56" 6.1"
February 21° 39° -21° (1996) 75° (1996) 1.53" 5.2"
March 31° 52° -8° (1978) 87° (1986) 2.77" 2.1"
April 41° 65° 15° (1982) 91° (1986) 3.34" 0.8"
May 51° 76° 29° (1976) 96° (1967) 4.2" 0"
June 60° 84° 39° (2003) 103° (1988) 3.7" 0"
July 64° 87° 45° (1962) 103° (1966) 4.04" 0"
August 62° 85° 40° (1986) 103° (1987) 3.47" 0"
September 55° 80° 28° (1995) 99° (1984) 3" 0"
October 43° 67° 18° (1962) 94° (2006) 2.73" 0"
November 32° 51° -5° (1964) 82° (2000) 2.95" 1.5"
December 21° 38° -23° (1989) 73° (1998) 2.42" 4.3"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 46° 71° 32° (1978) 87° (1992) 0.13" NA
May 2 46° 71° 31° (1978) 92° (1968) 0.13" NA
May 3 47° 71° 29° (1976) 86° (1965) 0.13" NA
May 4 47° 72° 32° (2005) 85° (1980) 0.13" NA
May 5 47° 72° 36° (1992) 88° (1980) 0.13" NA
May 6 48° 72° 33° (1992) 85° (2000) 0.13" NA
May 7 48° 73° 34° (1989) 89° (1965) 0.13" NA
May 8 49° 73° 34° (1992) 89° (1963) 0.13" NA
May 9 49° 73° 30° (1983) 92° (1963) 0.14" NA
May 10 49° 74° 36° (1969) 89° (1963) 0.14" NA
May 11 50° 74° 37° (1997) 90° (2005) 0.14" NA
May 12 50° 74° 36° (1981) 89° (2000) 0.14" NA
May 13 50° 75° 37° (1971) 88° (1965) 0.14" NA
May 14 51° 75° 38° (2000) 93° (1987) 0.14" NA
May 15 51° 75° 36° (1997) 90° (2001) 0.14" NA
May 16 51° 76° 33° (1997) 91° (2001) 0.14" NA
May 17 52° 76° 34° (1973) 91° (1996) 0.14" NA
May 18 52° 76° 39° (1976) 92° (1996) 0.14" NA
May 19 52° 77° 37° (1968) 94° (1996) 0.14" NA
May 20 53° 77° 34° (2002) 94° (1987) 0.14" NA
May 21 53° 77° 34° (2002) 94° (1987) 0.14" NA
May 22 53° 78° 38° (1963) 92° (1972) 0.14" NA
May 23 54° 78° 34° (1963) 91° (1972) 0.14" NA
May 24 54° 78° 38° (1992) 89° (1967) 0.14" NA
May 25 55° 79° 35° (1992) 96° (1967) 0.14" NA
May 26 55° 79° 40° (1971) 93° (1967) 0.13" NA
May 27 55° 79° 34° (1992) 93° (1967) 0.13" NA
May 28 55° 79° 38° (1992) 92° (1969) 0.13" NA
May 29 56° 80° 38° (1965) 94° (2006) 0.13" NA
May 30 56° 80° 41° (1996) 94° (2006) 0.13" NA
May 31 56° 80° 43° (1972) 92° (1988) 0.13" NA
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