Grantsburg, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 27° 44° -20° (1977) 70° (1986) 3.62" 2.5"
February 31° 50° -10° (1996) 78° (1996) 3.63" 2.8"
March 39° 60° -3° (1978) 83° (1986) 4.37" 0.6"
April 48° 70° 21° (1990) 89° (1987) 4.56" 0"
May 56° 78° 29° (1976) 93° (2006) 5.57" 0"
June 64° 86° 39° (1972) 100° (1988) 4.07" 0"
July 68° 89° 46° (1971) 101° (1999) 3.86" 0"
August 66° 89° 46° (1986) 103° (2007) 3.29" 0"
September 59° 83° 32° (1983) 100° (1999) 3.54" 0"
October 48° 72° 17° (1981) 93° (2007) 3.89" 0.2"
November 39° 59° 6° (1976) 83° (2000) 4.51" 0.3"
December 30° 47° -14° (1989) 77° (1982) 4.49" 1.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 28° 46° -1° (1980) 68° (1974) 0.14" 0.1"
Feb 2 28° 46° -1° (1980) 66° (1974) 0.14" 0.1"
Feb 3 28° 46° -6° (1985) 66° (1992) 0.13" 0.1"
Feb 4 28° 47° -10° (1996) 68° (1991) 0.14" 0.1"
Feb 5 28° 47° 1° (1979) 73° (2008) 0.14" 0.1"
Feb 6 28° 47° -2° (1978) 70° (2008) 0.12" 0.1"
Feb 7 29° 47° -2° (1984) 62° (2001) 0.13" 0.1"
Feb 8 29° 47° -2° (1985) 67° (1990) 0.13" 0.1"
Feb 9 29° 48° -7° (1979) 68° (2009) 0.12" 0.1"
Feb 10 29° 48° -1° (1982) 72° (1999) 0.13" 0.1"
Feb 11 29° 48° 0° (1981) 74° (1999) 0.12" 0.1"
Feb 12 30° 49° -2° (1981) 74° (1999) 0.13" 0.1"
Feb 13 30° 49° 1° (1986) 68° (1990) 0.13" 0.2"
Feb 14 30° 49° 12° (1968) 65° (2005) 0.12" 0.1"
Feb 15 30° 49° 3° (1986) 70° (2005) 0.13" 0.1"
Feb 16 31° 50° 6° (1977) 68° (2005) 0.12" 0.1"
Feb 17 31° 50° 5° (1980) 68° (1986) 0.12" 0.1"
Feb 18 31° 50° 0° (1993) 71° (1986) 0.11" 0.1"
Feb 19 31° 51° 0° (1978) 70° (1994) 0.12" 0.1"
Feb 20 32° 51° 13° (1978) 70° (1983) 0.12" 0.1"
Feb 21 32° 51° 12° (1968) 70° (1983) 0.12" 0.1"
Feb 22 32° 52° 3° (1968) 70° (1983) 0.11" 0.1"
Feb 23 32° 52° 8° (1968) 74° (1982) 0.13" 0.1"
Feb 24 33° 53° 10° (1989) 73° (1982) 0.12" 0.1"
Feb 25 33° 53° 11° (2010) 74° (1981) 0.13" 0.1"
Feb 26 33° 53° 8° (1970) 74° (1981) 0.12" 0"
Feb 27 34° 54° 12° (1979) 78° (1996) 0.12" 0.1"
Feb 28 34° 54° 11° (1993) 74° (1981) 0.12" 0.1"
Feb 29 34° 54° 17° (1996) 76° (1972) 0.12" NA
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