Hecker, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 20° 38° -16° (1985) 75° (1986) 2.32" NA
February 25° 44° -12° (1996) 83° (1962) 2.4" NA
March 35° 55° 0° (1980) 88° (1985) 3.73" NA
April 45° 66° 21° (1996) 93° (1989) 4.16" NA
May 55° 76° 30° (1976) 95° (1978) 4.04" NA
June 64° 84° 42° (1972) 103° (1988) 4.01" NA
July 68° 89° 47° (1972) 106° (1966) 4.25" NA
August 66° 87° 45° (1964) 107° (1962) 3.13" NA
September 59° 80° 34° (1984) 102° (1971) 3.41" NA
October 47° 69° 22° (1981) 94° (1963) 3.05" NA
November 36° 54° 3° (1964) 89° (1987) 4.21" NA
December 25° 42° -18° (1989) 75° (1970) 3.4" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 50° 71° 37° (1963) 88° (1986) 0.14" NA
May 2 50° 71° 32° (1978) 89° (1987) 0.13" NA
May 3 50° 72° 30° (1976) 86° (1968) 0.13" NA
May 4 51° 72° 33° (1976) 85° (1965) 0.13" NA
May 5 51° 72° 35° (1979) 86° (1966) 0.13" NA
May 6 51° 73° 35° (1992) 88° (1982) 0.13" NA
May 7 52° 73° 34° (1976) 88° (1965) 0.13" NA
May 8 52° 73° 35° (1976) 92° (1963) 0.13" NA
May 9 52° 73° 35° (1980) 89° (1963) 0.13" NA
May 10 53° 74° 32° (1966) 90° (1963) 0.13" NA
May 11 53° 74° 35° (1969) 90° (1962) 0.13" NA
May 12 53° 74° 38° (1969) 90° (1962) 0.13" NA
May 13 54° 75° 39° (1971) 89° (1962) 0.13" NA
May 14 54° 75° 40° (1973) 89° (1962) 0.13" NA
May 15 54° 75° 38° (1973) 92° (1987) 0.13" NA
May 16 55° 76° 38° (1983) 90° (1962) 0.13" NA
May 17 55° 76° 39° (1973) 92° (1962) 0.13" NA
May 18 56° 76° 41° (1968) 92° (1962) 0.13" NA
May 19 56° 77° 41° (1968) 92° (1996) 0.13" NA
May 20 56° 77° 41° (1976) 93° (1987) 0.13" NA
May 21 56° 77° 43° (1981) 92° (1962) 0.13" NA
May 22 57° 77° 43° (1963) 93° (1987) 0.13" NA
May 23 57° 78° 43° (1963) 90° (1972) 0.13" NA
May 24 57° 78° 46° (1979) 89° (1972) 0.13" NA
May 25 58° 78° 40° (1979) 92° (1996) 0.13" NA
May 26 58° 79° 40° (1961) 91° (1978) 0.13" NA
May 27 58° 79° 38° (1961) 95° (1978) 0.13" NA
May 28 59° 79° 45° (1971) 90° (1962) 0.13" NA
May 29 59° 80° 38° (1965) 90° (1969) 0.13" NA
May 30 59° 80° 41° (1984) 91° (1987) 0.13" NA
May 31 60° 80° 43° (1972) 91° (1989) 0.13" NA
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