DeKalb, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 13° 28° -27° (1985) 63° (1967) 1.48" 10.1"
February 17° 33° -23° (1996) 69° (2000) 1.61" 7.3"
March 27° 45° -13° (2002) 84° (1986) 2.27" 4.3"
April 38° 59° 8° (1982) 92° (1986) 3.27" 0.9"
May 49° 70° 24° (1989) 95° (1985) 4.57" 0"
June 59° 80° 34° (1993) 101° (1988) 4.14" 0"
July 63° 83° 43° (1967) 102° (1995) 4.37" 0"
August 61° 81° 39° (1986) 103° (1988) 4.36" 0"
September 52° 75° 27° (1991) 94° (1990) 3.25" 0"
October 40° 62° 13° (1988) 89° (2007) 2.88" 0.1"
November 30° 47° -8° (1976) 76° (2000) 2.7" 1.1"
December 17° 32° -22° (1983) 66° (1970) 2.15" 8.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 58° 79° 42° (1967) 93° (2000) 0.11" 0"
Sep 2 58° 79° 43° (1976) 93° (2000) 0.12" 0"
Sep 3 58° 79° 41° (1974) 92° (1973) 0.11" 0"
Sep 4 57° 79° 41° (1974) 91° (1990) 0.1" 0"
Sep 5 57° 78° 41° (1974) 91° (1990) 0.11" 0"
Sep 6 57° 78° 36° (1988) 94° (1990) 0.11" 0"
Sep 7 56° 78° 38° (1988) 94° (1985) 0.11" 0"
Sep 8 56° 78° 39° (1986) 94° (1978) 0.1" 0"
Sep 9 55° 77° 40° (1986) 94° (1978) 0.11" 0"
Sep 10 55° 77° 42° (1967) 93° (1978) 0.1" 0"
Sep 11 55° 77° 39° (1967) 92° (1978) 0.1" 0"
Sep 12 54° 76° 40° (1975) 91° (2005) 0.1" 0"
Sep 13 54° 76° 34° (1975) 90° (2005) 0.1" 0"
Sep 14 53° 75° 36° (1974) 91° (1971) 0.1" 0"
Sep 15 53° 75° 35° (2007) 90° (1991) 0.11" 0"
Sep 16 52° 75° 35° (2007) 91° (1994) 0.11" 0"
Sep 17 52° 74° 40° (1990) 85° (1972) 0.11" 0"
Sep 18 51° 74° 39° (1973) 91° (1988) 0.11" 0"
Sep 19 51° 73° 37° (1991) 89° (1978) 0.11" 0"
Sep 20 50° 73° 30° (1991) 89° (1978) 0.12" 0"
Sep 21 50° 73° 32° (1991) 87° (1970) 0.11" 0"
Sep 22 49° 72° 30° (1974) 89° (2010) 0.12" 0"
Sep 23 49° 72° 30° (1995) 88° (1988) 0.11" 0"
Sep 24 48° 71° 30° (1976) 88° (2010) 0.12" 0"
Sep 25 48° 71° 35° (2001) 90° (2007) 0.11" 0"
Sep 26 47° 70° 33° (1984) 87° (1986) 0.12" 0"
Sep 27 47° 70° 27° (1991) 89° (1998) 0.11" 0"
Sep 28 47° 70° 28° (1991) 89° (1971) 0.1" 0"
Sep 29 46° 69° 30° (1992) 86° (1986) 0.1" 0"
Sep 30 46° 69° 31° (1984) 90° (1971) 0.1" 0"
Advertisements
Track Severe Weather on mobile