Monthly Averages for
Superior, WI (54880)

Table Display Graph Display
Month Avg.
High
Avg.
Low
Mean Avg.
Precip
Record
High
Record
Low
Jan 21�F 2�F 12�F 0.95 in. 51�F (2003) -32�F (1994)
Feb 26�F 6�F 16�F 0.53 in. 54�F (1991) -37�F (1996)
Mar 35�F 17�F 26�F 1.37 in. 68�F (2000) -28�F (1962)
Apr 46�F 29�F 38�F 1.58 in. 81�F (1965) -14�F (1975)
May 56�F 38�F 47�F 2.26 in. 90�F (1986) 21�F (2004)
Jun 66�F 47�F 57�F 3.71 in. 91�F (2002) 30�F (1995)
Jul 75�F 56�F 66�F 3.73 in. 97�F (1980) 37�F (2004)
Aug 74�F 57�F 66�F 3.69 in. 93�F (1983) 32�F (2004)
Sep 65�F 47�F 56�F 3.71 in. 92�F (1976) 29�F (2004)
Oct 52�F 36�F 44�F 1.89 in. 85�F (1992) 14�F (1976)
Nov 38�F 23�F 31�F 1.39 in. 67�F (2001) -10�F (1976)
Dec 25�F 9�F 17�F 0.79 in. 57�F (1962) -27�F (1983)
Superior, WI (54880) Weather Facts
  • The average warmest month is July.
  • The highest recorded temperature was 97°F in 1980.
  • On average, the coolest month is January.
  • The lowest recorded temperature was -37°F in 1996.
  • The maximum average precipitation occurs in July.
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