Cullom, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 13° 31° -25° (1985) 66° (2005) 1.91" NA
February 18° 37° -20° (1996) 74° (2000) 1.8" NA
March 28° 49° -4° (2002) 86° (1981) 2.77" NA
April 38° 62° 7° (1982) 93° (1986) 3.35" NA
May 49° 74° 25° (1971) 97° (1991) 4.04" NA
June 59° 84° 37° (1972) 106° (1988) 3.83" NA
July 62° 86° 42° (1972) 105° (1988) 4.22" NA
August 59° 84° 37° (1986) 108° (1988) 3.81" NA
September 51° 78° 26° (1995) 98° (1990) 2.91" NA
October 40° 66° 17° (1981) 91° (2007) 2.58" NA
November 30° 49° 0° (1977) 80° (2000) 3.08" NA
December 19° 36° -23° (1983) 70° (1982) 2.53" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 43° 68° 30° (1978) 90° (2007) 0.13" NA
May 2 43° 69° 30° (1978) 87° (1992) 0.13" NA
May 3 44° 69° 25° (1971) 86° (1969) 0.13" NA
May 4 44° 70° 26° (2005) 87° (2001) 0.13" NA
May 5 45° 70° 26° (2005) 88° (1980) 0.13" NA
May 6 45° 70° 27° (1989) 87° (1982) 0.13" NA
May 7 45° 71° 28° (1974) 92° (2004) 0.13" NA
May 8 46° 71° 33° (1983) 87° (1979) 0.13" NA
May 9 46° 72° 27° (1983) 89° (2004) 0.13" NA
May 10 47° 72° 32° (1977) 90° (2004) 0.13" NA
May 11 47° 72° 36° (1989) 89° (1982) 0.13" NA
May 12 47° 73° 32° (1981) 91° (1982) 0.13" NA
May 13 48° 73° 34° (1971) 91° (1982) 0.13" NA
May 14 48° 74° 33° (1996) 93° (1982) 0.13" NA
May 15 48° 74° 34° (1973) 91° (1987) 0.13" NA
May 16 49° 74° 31° (1984) 92° (2001) 0.13" NA
May 17 49° 75° 35° (1973) 95° (2001) 0.13" NA
May 18 50° 75° 32° (2002) 92° (1975) 0.13" NA
May 19 50° 75° 35° (2002) 96° (1975) 0.13" NA
May 20 50° 76° 38° (1981) 93° (1996) 0.14" NA
May 21 51° 76° 31° (2002) 92° (1987) 0.13" NA
May 22 51° 76° 31° (2002) 95° (1975) 0.13" NA
May 23 52° 77° 40° (2002) 95° (1975) 0.13" NA
May 24 52° 77° 37° (1988) 90° (1972) 0.13" NA
May 25 52° 78° 35° (1992) 92° (1977) 0.13" NA
May 26 53° 78° 38° (1994) 92° (1972) 0.13" NA
May 27 53° 78° 34° (1992) 92° (1978) 0.13" NA
May 28 53° 79° 35° (1971) 93° (1978) 0.13" NA
May 29 54° 79° 38° (1984) 97° (1991) 0.13" NA
May 30 54° 79° 39° (1984) 93° (2006) 0.13" NA
May 31 54° 80° 42° (1972) 94° (1988) 0.13" NA
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