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
Jan 1 27° 44° -4° (1968) 66° (1985) 0.12" 0"
Jan 2 27° 44° 2° (1977) 69° (2000) 0.12" 0.1"
Jan 3 27° 44° 0° (1979) 67° (2004) 0.11" 0.1"
Jan 4 27° 44° 4° (1969) 68° (2004) 0.12" 0"
Jan 5 27° 44° 2° (1995) 66° (1997) 0.12" 0.1"
Jan 6 27° 44° 5° (1970) 65° (2008) 0.12" 0.1"
Jan 7 27° 44° -4° (1968) 66° (2008) 0.11" 0.1"
Jan 8 27° 44° -5° (1970) 65° (2008) 0.11" 0"
Jan 9 27° 44° -8° (1976) 63° (2006) 0.12" 0.1"
Jan 10 27° 44° -12° (1982) 61° (1975) 0.11" 0.1"
Jan 11 26° 44° -13° (1977) 66° (2005) 0.12" 0.1"
Jan 12 26° 44° -4° (1977) 67° (1995) 0.11" 0"
Jan 13 26° 44° -1° (1997) 68° (1995) 0.12" 0.1"
Jan 14 26° 44° 0° (1997) 66° (1995) 0.11" 0.1"
Jan 15 26° 44° -6° (1972) 63° (1990) 0.11" 0.1"
Jan 16 26° 44° -10° (1972) 67° (1990) 0.11" 0.1"
Jan 17 27° 44° -20° (1977) 67° (1996) 0.11" 0"
Jan 18 27° 44° -2° (1977) 66° (1974) 0.12" 0.1"
Jan 19 27° 44° -16° (1994) 65° (1974) 0.11" 0.1"
Jan 20 27° 44° -15° (1985) 65° (1999) 0.12" 0.1"
Jan 21 27° 44° -17° (1984) 70° (1986) 0.11" 0.1"
Jan 22 27° 45° -6° (1970) 69° (1999) 0.12" 0.1"
Jan 23 27° 45° 3° (1978) 64° (1993) 0.12" 0.1"
Jan 24 27° 45° -9° (2003) 68° (1972) 0.11" 0"
Jan 25 27° 45° 5° (2008) 68° (1972) 0.12" 0.1"
Jan 26 27° 45° -2° (1978) 63° (1981) 0.12" 0.1"
Jan 27 27° 45° 0° (1986) 64° (1999) 0.12" 0.1"
Jan 28 27° 45° 5° (1977) 69° (1970) 0.12" 0.1"
Jan 29 27° 45° -5° (1977) 68° (1970) 0.12" 0.1"
Jan 30 27° 46° -1° (1978) 68° (2002) 0.13" 0.1"
Jan 31 28° 46° 0° (2010) 65° (2002) 0.13" 0.1"
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