Leon Corners, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 15° 30° -23° (1985) 66° (1989) 1.42" 8"
February 20° 36° -24° (1996) 71° (2000) 1.7" 4.9"
March 30° 48° -13° (1962) 87° (1986) 2.69" 2.4"
April 41° 62° 12° (1982) 92° (1986) 3.66" 0.8"
May 51° 73° 26° (1966) 95° (1991) 4.2" 0"
June 61° 82° 39° (1972) 101° (1971) 4.06" 0"
July 65° 86° 47° (1972) 103° (1983) 4.05" 0"
August 63° 83° 40° (1986) 103° (1988) 4.41" 0"
September 54° 76° 31° (1995) 99° (1971) 3.35" 0"
October 43° 63° 19° (1988) 92° (1997) 3.38" 0"
November 31° 48° -7° (1977) 79° (2000) 2.8" 0.9"
December 19° 34° -20° (1983) 70° (1998) 2.17" 8.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 60° 81° 41° (1967) 96° (1984) 0.13" 0"
Sep 2 60° 81° 43° (1967) 95° (1960) 0.12" 0"
Sep 3 59° 81° 44° (1967) 94° (1960) 0.12" 0"
Sep 4 59° 80° 40° (1974) 94° (1960) 0.11" 0"
Sep 5 59° 80° 44° (1962) 94° (1985) 0.12" 0"
Sep 6 58° 80° 41° (1962) 96° (1990) 0.12" 0"
Sep 7 58° 79° 40° (1986) 97° (1985) 0.11" 0"
Sep 8 58° 79° 40° (1986) 99° (1971) 0.12" 0"
Sep 9 57° 79° 45° (1995) 96° (1983) 0.11" 0"
Sep 10 57° 78° 41° (1967) 95° (1983) 0.1" 0"
Sep 11 56° 78° 39° (1967) 96° (2000) 0.11" 0"
Sep 12 56° 78° 42° (1959) 94° (1991) 0.11" 0"
Sep 13 55° 77° 37° (1964) 92° (1956) 0.1" 0"
Sep 14 55° 77° 39° (1963) 92° (1971) 0.11" 0"
Sep 15 55° 77° 37° (2007) 91° (1994) 0.11" 0"
Sep 16 54° 76° 38° (1984) 88° (1972) 0.11" 0"
Sep 17 54° 76° 43° (1981) 91° (1972) 0.11" 0"
Sep 18 53° 75° 33° (1959) 92° (1972) 0.11" 0"
Sep 19 53° 75° 37° (1991) 91° (1978) 0.12" 0"
Sep 20 52° 74° 31° (1956) 90° (1972) 0.11" 0"
Sep 21 52° 74° 35° (1991) 90° (2007) 0.12" 0"
Sep 22 51° 74° 33° (1983) 91° (1988) 0.11" 0"
Sep 23 51° 73° 31° (1995) 88° (2007) 0.12" 0"
Sep 24 51° 73° 33° (1989) 89° (2007) 0.11" 0"
Sep 25 50° 72° 37° (2001) 89° (1986) 0.11" 0"
Sep 26 50° 72° 33° (1984) 90° (1998) 0.11" 0"
Sep 27 49° 71° 36° (1985) 88° (1971) 0.11" 0"
Sep 28 49° 71° 33° (1957) 90° (1971) 0.11" 0"
Sep 29 48° 70° 31° (1967) 89° (2002) 0.09" 0"
Sep 30 48° 70° 31° (1984) 91° (1971) 0.1" 0"
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