Hecker, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 23° 39° -16° (1985) 75° (1986) 2.45" 4.2"
February 27° 44° -12° (1996) 83° (1962) 2.62" 3.2"
March 36° 55° 0° (1980) 88° (1985) 3.3" 0.7"
April 46° 67° 21° (1996) 93° (1989) 4.09" 0.4"
May 55° 76° 30° (1976) 95° (1978) 4.93" 0"
June 65° 85° 42° (1972) 103° (1988) 4.22" 0"
July 68° 88° 47° (1972) 106° (1966) 4.22" 0"
August 66° 87° 45° (1964) 107° (1962) 3.11" 0"
September 59° 80° 34° (1984) 102° (1971) 3.69" 0"
October 48° 68° 22° (1981) 94° (1963) 3.57" 0"
November 38° 56° 3° (1964) 89° (1987) 3.75" 0.4"
December 27° 42° -18° (1989) 75° (1970) 3.32" 2.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 51° 72° 37° (1963) 88° (1986) 0.16" 0"
May 2 51° 72° 32° (1978) 90° (2007) 0.15" 0"
May 3 51° 72° 30° (1976) 86° (1968) 0.16" 0"
May 4 52° 72° 33° (1976) 85° (1965) 0.16" 0"
May 5 52° 73° 35° (1979) 86° (1966) 0.16" 0"
May 6 52° 73° 35° (1992) 88° (1982) 0.15" 0"
May 7 53° 73° 34° (1976) 88° (1965) 0.16" 0"
May 8 53° 74° 35° (1976) 92° (1963) 0.15" 0"
May 9 53° 74° 35° (1980) 89° (1963) 0.15" 0"
May 10 54° 74° 32° (1966) 90° (1963) 0.16" 0"
May 11 54° 74° 35° (1969) 90° (1962) 0.15" 0"
May 12 54° 75° 38° (1969) 90° (1962) 0.18" 0"
May 13 54° 75° 39° (1971) 89° (1962) 0.17" 0"
May 14 55° 75° 40° (1973) 89° (1962) 0.16" 0"
May 15 55° 76° 38° (1973) 92° (1987) 0.16" 0"
May 16 55° 76° 38° (1983) 90° (1962) 0.15" 0"
May 17 56° 76° 38° (2009) 92° (1962) 0.15" 0"
May 18 56° 76° 41° (1968) 92° (1962) 0.16" 0"
May 19 56° 77° 41° (1968) 92° (1996) 0.15" 0"
May 20 57° 77° 41° (1976) 93° (1987) 0.16" 0"
May 21 57° 77° 43° (1981) 92° (1962) 0.16" 0"
May 22 57° 78° 43° (1963) 93° (1987) 0.15" 0"
May 23 58° 78° 43° (1963) 90° (1972) 0.16" 0"
May 24 58° 78° 46° (1979) 89° (1972) 0.16" 0"
May 25 58° 78° 40° (1979) 92° (1996) 0.17" 0"
May 26 59° 79° 40° (1961) 91° (1978) 0.16" 0"
May 27 59° 79° 38° (1961) 95° (1978) 0.16" 0"
May 28 59° 79° 45° (1971) 91° (2006) 0.17" 0"
May 29 60° 80° 38° (1965) 91° (2006) 0.16" 0"
May 30 60° 80° 41° (1984) 91° (1987) 0.17" 0"
May 31 60° 80° 43° (1972) 91° (1989) 0.16" 0"
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