Grant Park, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 14° 31° -28° (1977) 65° (1997) 1.96" 8.8"
February 18° 36° -21° (1982) 73° (2000) 1.83" 8.2"
March 27° 48° -9° (2002) 84° (1986) 2.57" 3.4"
April 38° 61° 7° (1982) 91° (1986) 3.78" 0.3"
May 48° 71° 26° (1978) 95° (1964) 4.38" 0"
June 59° 81° 33° (1972) 104° (1988) 4.69" 0"
July 63° 84° 41° (1972) 101° (1995) 4" 0"
August 60° 82° 38° (1986) 104° (1988) 3.98" 0"
September 52° 76° 28° (1995) 98° (1983) 3.14" 0"
October 40° 64° 18° (1981) 92° (1963) 3.44" 0.2"
November 31° 49° 2° (1976) 77° (1964) 3.43" 0.7"
December 19° 35° -21° (1976) 69° (1982) 2.34" 7.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jun 1 54° 76° 36° (1993) 94° (1988) 0.18" 0"
Jun 2 54° 77° 37° (1966) 93° (2002) 0.18" 0"
Jun 3 55° 77° 37° (1994) 89° (1972) 0.17" 0"
Jun 4 55° 77° 40° (1990) 94° (1972) 0.17" 0"
Jun 5 55° 78° 37° (1990) 94° (1971) 0.18" 0"
Jun 6 56° 78° 38° (1998) 95° (1971) 0.17" 0"
Jun 7 56° 78° 40° (1998) 95° (1971) 0.17" 0"
Jun 8 57° 79° 42° (1998) 96° (1985) 0.17" 0"
Jun 9 57° 79° 42° (1969) 95° (1964) 0.16" 0"
Jun 10 57° 79° 40° (1977) 93° (1968) 0.17" 0"
Jun 11 58° 80° 33° (1972) 93° (1999) 0.16" 0"
Jun 12 58° 80° 44° (1974) 93° (1976) 0.16" 0"
Jun 13 58° 80° 41° (1985) 96° (1988) 0.16" 0"
Jun 14 59° 81° 44° (1978) 97° (1987) 0.16" 0"
Jun 15 59° 81° 44° (1997) 95° (1967) 0.17" 0"
Jun 16 59° 81° 40° (1982) 93° (1967) 0.16" 0"
Jun 17 60° 81° 39° (1980) 96° (1992) 0.15" 0"
Jun 18 60° 82° 44° (1980) 93° (1988) 0.16" 0"
Jun 19 60° 82° 48° (2008) 95° (1964) 0.15" 0"
Jun 20 60° 82° 43° (1980) 101° (1988) 0.15" 0"
Jun 21 61° 83° 41° (1992) 102° (1988) 0.15" 0"
Jun 22 61° 83° 38° (1992) 99° (1988) 0.15" 0"
Jun 23 61° 83° 44° (1972) 100° (1988) 0.14" 0"
Jun 24 61° 83° 43° (1986) 94° (1966) 0.15" 0"
Jun 25 62° 83° 37° (1986) 104° (1988) 0.14" 0"
Jun 26 62° 84° 47° (1979) 104° (1988) 0.14" 0"
Jun 27 62° 84° 47° (1992) 98° (2005) 0.14" 0"
Jun 28 62° 84° 42° (1992) 97° (1971) 0.13" 0"
Jun 29 62° 84° 51° (2004) 98° (1971) 0.12" 0"
Jun 30 62° 84° 47° (1982) 95° (1970) 0.13" 0"
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