Superior, Wisconsin
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 21° -32° (1994) 51° (2003) 0.95" 9.6"
February 26° -37° (1996) 54° (1991) 0.53" 5.5"
March 17° 35° -28° (1962) 68° (2000) 1.37" 9"
April 29° 46° -14° (1975) 81° (1965) 1.58" 2.2"
May 38° 56° 21° (2004) 90° (1986) 2.26" 0.2"
June 47° 66° 30° (1995) 91° (2002) 3.71" 0"
July 56° 75° 37° (2004) 97° (1980) 3.73" 0"
August 57° 74° 32° (2004) 93° (1983) 3.69" 0"
September 47° 65° 29° (2004) 92° (1976) 3.71" 0"
October 36° 52° 14° (1976) 85° (1992) 1.89" 0.2"
November 23° 38° -10° (1976) 67° (2001) 1.39" 4.6"
December 25° -27° (1983) 57° (1962) 0.79" 11.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 34° 52° 25° (1966) 73° (1982) NA NA
May 2 34° 52° 27° (1996) 82° (1992) NA NA
May 3 35° 53° 21° (1967) 72° (2001) NA NA
May 4 35° 53° 28° (2004) 89° (1980) NA NA
May 5 35° 53° 22° (1989) 73° (1980) NA NA
May 6 35° 53° 24° (1989) 81° (1993) NA NA
May 7 35° 54° 26° (2002) 83° (2000) NA NA
May 8 36° 54° 28° (1996) 81° (1987) NA NA
May 9 36° 54° 27° (1966) 77° (1985) NA NA
May 10 36° 54° 23° (1981) 74° (1964) NA NA
May 11 36° 55° 30° (1996) 79° (1961) NA NA
May 12 37° 55° 30° (1996) 82° (1977) NA NA
May 13 37° 55° 30° (1997) 85° (1977) NA NA
May 14 37° 56° 30° (1981) 73° (1993) NA NA
May 15 37° 56° 31° (1972) 79° (1960) NA NA
May 16 38° 56° 32° (1972) 76° (1977) NA NA
May 17 38° 56° 33° (1965) 85° (1978) NA NA
May 18 38° 57° 21° (2002) 85° (1978) NA NA
May 19 39° 57° 25° (2002) 77° (1996) NA NA
May 20 39° 57° 35° (2002) 84° (1980) NA NA
May 21 39° 57° 21° (2004) 83° (1980) NA NA
May 22 39° 58° 21° (2004) 89° (1964) NA NA
May 23 40° 58° 36° (1999) 77° (1980) NA NA
May 24 40° 58° 35° (1979) 79° (1985) NA NA
May 25 40° 58° 35° (1969) 78° (1966) NA NA
May 26 41° 59° 28° (1992) 83° (1966) NA NA
May 27 41° 59° 38° (1971) 82° (1988) NA NA
May 28 41° 59° 37° (1965) 89° (1969) NA NA
May 29 41° 60° 35° (2004) 89° (1986) NA NA
May 30 42° 60° 35° (2004) 90° (1986) NA NA
May 31 42° 60° 35° (2004) 87° (2002) NA NA
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