Superior, Wisconsin
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 20° -32° (1994) 51° (2003) 0.95" 9.6"
February 26° -37° (1996) 54° (1991) 0.53" 5.5"
March 18° 35° -28° (1962) 68° (2000) 1.37" 9"
April 31° 47° -14° (1975) 81° (1965) 1.58" 2.2"
May 39° 57° 21° (2004) 90° (1986) 2.26" 0.2"
June 48° 68° 30° (1995) 91° (2002) 3.71" 0"
July 57° 75° 37° (2004) 97° (1980) 3.73" 0"
August 58° 73° 32° (2004) 93° (1983) 3.69" 0"
September 48° 65° 29° (2004) 92° (1976) 3.71" 0"
October 38° 53° 14° (1976) 85° (1992) 1.89" 0.2"
November 24° 37° -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 35° 52° 25° (1966) 73° (1982) 0.06" NA
May 2 36° 53° 27° (1996) 82° (1992) 0.06" NA
May 3 36° 53° 21° (1967) 72° (2001) 0.06" NA
May 4 36° 53° 28° (2004) 89° (1980) 0.06" NA
May 5 36° 54° 22° (1989) 73° (1980) 0.06" NA
May 6 37° 54° 24° (1989) 81° (1993) 0.06" NA
May 7 37° 54° 28° (1977) 83° (2000) 0.06" NA
May 8 37° 55° 28° (1996) 81° (1987) 0.06" NA
May 9 37° 55° 27° (1966) 77° (1985) 0.06" NA
May 10 38° 55° 23° (1981) 74° (1964) 0.06" NA
May 11 38° 56° 30° (1996) 79° (1961) 0.06" NA
May 12 38° 56° 30° (1996) 82° (1977) 0.06" NA
May 13 38° 56° 30° (1997) 85° (1977) 0.07" NA
May 14 39° 57° 30° (1981) 73° (1993) 0.07" NA
May 15 39° 57° 31° (1972) 79° (1960) 0.07" NA
May 16 39° 57° 32° (1972) 76° (1977) 0.07" NA
May 17 40° 58° 33° (1965) 85° (1978) 0.07" NA
May 18 40° 58° 34° (1995) 85° (1978) 0.07" NA
May 19 40° 58° 33° (1997) 77° (1996) 0.07" NA
May 20 40° 59° 36° (1974) 84° (1980) 0.08" NA
May 21 41° 59° 21° (2004) 83° (1980) 0.08" NA
May 22 41° 59° 21° (2004) 89° (1964) 0.08" NA
May 23 41° 60° 36° (1999) 77° (1980) 0.08" NA
May 24 41° 60° 35° (1979) 79° (1985) 0.08" NA
May 25 42° 60° 35° (1969) 78° (1966) 0.09" NA
May 26 42° 61° 28° (1992) 83° (1966) 0.09" NA
May 27 42° 61° 38° (1971) 82° (1988) 0.09" NA
May 28 43° 62° 37° (1965) 89° (1969) 0.09" NA
May 29 43° 62° 35° (2004) 89° (1986) 0.09" NA
May 30 43° 62° 35° (2004) 90° (1986) 0.1" NA
May 31 43° 63° 35° (2004) 83° (1999) 0.1" NA
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