Janesville, Wisconsin
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 11° 28° -28° (1994) 59° (1997) 1.37" 10.8"
February 15° 33° -31° (1996) 69° (2000) 1.49" 8.9"
March 26° 45° -11° (2002) 80° (1998) 1.96" 3.5"
April 37° 59° 15° (1995) 89° (2002) 3.45" 1.1"
May 48° 70° 27° (2005) 92° (1991) 3.77" 0.1"
June 57° 80° 36° (1993) 101° (1988) 4.36" 0"
July 61° 84° 45° (2001) 101° (1995) 3.78" 0"
August 59° 81° 43° (1992) 102° (1988) 4.47" 0"
September 50° 74° 28° (1995) 96° (2000) 3.31" 0"
October 39° 61° 14° (1988) 88° (2007) 2.93" 0.2"
November 29° 46° -4° (1995) 74° (2000) 2.44" 1.6"
December 16° 32° -25° (2000) 67° (2001) 1.88" 8.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 32° 52° 25° (1993) 73° (1999) 0.09" 0.1"
Apr 2 32° 53° 21° (1992) 78° (2003) 0.1" 0.1"
Apr 3 32° 53° 24° (1992) 76° (1999) 0.09" 0"
Apr 4 33° 54° 16° (1995) 72° (1988) 0.1" 0.1"
Apr 5 33° 54° 15° (1995) 81° (1988) 0.1" 0.1"
Apr 6 33° 55° 19° (1995) 78° (1991) 0.11" 0"
Apr 7 34° 55° 18° (1994) 84° (1991) 0.11" 0"
Apr 8 34° 55° 19° (1996) 80° (2001) 0.11" 0.1"
Apr 9 34° 56° 16° (1997) 76° (1991) 0.11" 0"
Apr 10 35° 56° 19° (2003) 70° (2005) 0.11" 0.1"
Apr 11 35° 57° 23° (1989) 80° (2005) 0.11" 0"
Apr 12 35° 57° 22° (1989) 77° (1996) 0.12" 0.1"
Apr 13 36° 58° 22° (1997) 74° (1988) 0.12" 0"
Apr 14 36° 58° 21° (1997) 77° (2006) 0.12" 0"
Apr 15 36° 58° 27° (1997) 85° (2003) 0.12" 0.1"
Apr 16 37° 59° 29° (2001) 88° (2002) 0.11" 0"
Apr 17 37° 59° 25° (1996) 84° (2002) 0.12" 0.1"
Apr 18 37° 60° 23° (1990) 82° (2002) 0.12" 0"
Apr 19 38° 60° 26° (1990) 89° (2002) 0.12" 0"
Apr 20 38° 61° 25° (1988) 80° (2005) 0.13" 0"
Apr 21 39° 61° 28° (1993) 76° (2001) 0.12" 0.1"
Apr 22 39° 61° 29° (1988) 79° (2001) 0.12" 0"
Apr 23 39° 62° 31° (2002) 83° (2007) 0.12" 0"
Apr 24 40° 62° 31° (1995) 81° (1990) 0.12" 0"
Apr 25 40° 62° 30° (1997) 85° (1990) 0.12" 0.1"
Apr 26 40° 63° 30° (2006) 85° (1990) 0.12" 0"
Apr 27 41° 63° 28° (1996) 84° (1990) 0.13" 0"
Apr 28 41° 64° 29° (1992) 84° (1990) 0.12" 0"
Apr 29 42° 64° 29° (1992) 83° (2004) 0.13" 0"
Apr 30 42° 64° 32° (2005) 84° (2007) 0.13" 0"
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