Sumpter, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 20° 35° -23° (1985) 70° (1950) 2.26" 5.8"
February 24° 40° -17° (1996) 74° (2000) 2.22" 3"
March 33° 52° -8° (1960) 85° (1981) 2.71" 1.4"
April 44° 64° 17° (1987) 89° (1987) 4.01" 0.1"
May 54° 75° 28° (1966) 95° (1987) 4.17" 0"
June 63° 84° 41° (1992) 105° (1954) 4.11" 0"
July 67° 87° 48° (1962) 111° (1954) 4.22" 0"
August 65° 85° 40° (1986) 104° (1988) 2.89" 0"
September 57° 79° 33° (1983) 103° (1954) 3.22" 0"
October 46° 66° 19° (1962) 92° (1954) 3.56" 0"
November 35° 52° -2° (1950) 82° (1950) 3.85" 0.4"
December 24° 38° -20° (1989) 71° (1998) 2.96" 3.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Mar 1 28° 45° 2° (1960) 70° (1976) 0.07" 0.1"
Mar 2 28° 45° 3° (1980) 74° (1992) 0.08" 0"
Mar 3 29° 46° 7° (1980) 75° (1992) 0.07" 0.1"
Mar 4 29° 46° 0° (1978) 78° (1983) 0.07" 0"
Mar 5 29° 47° -7° (1960) 75° (1956) 0.08" 0.1"
Mar 6 30° 47° -8° (1960) 75° (1956) 0.09" 0.1"
Mar 7 30° 47° 7° (1989) 80° (1974) 0.08" 0"
Mar 8 30° 48° 3° (1996) 79° (1974) 0.08" 0.1"
Mar 9 31° 48° 5° (1984) 70° (1990) 0.08" 0"
Mar 10 31° 49° 7° (1960) 79° (1990) 0.07" 0.1"
Mar 11 31° 49° 11° (1979) 78° (1990) 0.08" 0.1"
Mar 12 32° 50° 3° (1960) 78° (1990) 0.08" 0"
Mar 13 32° 50° 12° (1960) 79° (1990) 0.08" 0.1"
Mar 14 32° 51° 7° (1960) 73° (1995) 0.08" 0"
Mar 15 33° 51° 14° (1949) 75° (1995) 0.08" 0.1"
Mar 16 33° 52° 15° (1970) 75° (1982) 0.09" 0"
Mar 17 33° 52° 17° (1967) 74° (1989) 0.09" 0"
Mar 18 34° 52° 13° (1960) 71° (1979) 0.09" 0.1"
Mar 19 34° 53° 10° (1965) 73° (1969) 0.08" 0"
Mar 20 34° 53° 11° (1965) 73° (1976) 0.1" 0.1"
Mar 21 35° 54° 12° (1951) 78° (1997) 0.09" 0"
Mar 22 35° 54° 17° (1960) 73° (1966) 0.09" 0"
Mar 23 36° 55° 12° (1974) 76° (1987) 0.1" 0.1"
Mar 24 36° 55° 2° (1974) 74° (1988) 0.1" 0"
Mar 25 36° 56° 4° (1974) 79° (1967) 0.09" 0"
Mar 26 37° 56° 6° (1955) 78° (1991) 0.1" 0.1"
Mar 27 37° 57° 13° (1955) 76° (1998) 0.1" 0"
Mar 28 37° 57° 20° (1955) 81° (1985) 0.1" 0"
Mar 29 38° 57° 19° (1964) 82° (1986) 0.1" 0.1"
Mar 30 38° 58° 18° (1964) 84° (1986) 0.11" 0"
Mar 31 38° 58° 17° (1969) 85° (1981) 0.11" 0"
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