Copper Harbor, Michigan
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 10° 24° -18° (1994) 46° (1990) 2.87" NA
February 10° 27° -22° (1994) 55° (1994) 1.56" NA
March 19° 35° -23° (2003) 66° (1989) 2" NA
April 30° 47° -2° (1994) 83° (1990) 2.05" NA
May 39° 60° 16° (1974) 89° (1999) 2.81" NA
June 47° 68° 32° (1992) 94° (2002) 2.86" NA
July 55° 75° 42° (2007) 99° (1988) 2.7" NA
August 56° 74° 38° (1976) 94° (2001) 2.72" NA
September 49° 66° 30° (1991) 95° (1998) 3.14" NA
October 39° 54° 21° (1984) 81° (2007) 2.71" NA
November 28° 39° 3° (1976) 67° (2001) 3.1" NA
December 17° 29° -11° (1976) 65° (2000) 2.53" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 57° 76° 45° (1973) 93° (2007) 0.08" NA
Aug 2 57° 76° 49° (1973) 91° (2007) 0.08" NA
Aug 3 57° 76° 46° (2000) 91° (1989) 0.08" NA
Aug 4 57° 76° 46° (1992) 85° (2001) 0.08" NA
Aug 5 57° 76° 46° (1987) 93° (2001) 0.08" NA
Aug 6 57° 76° 46° (1990) 92° (2001) 0.08" NA
Aug 7 57° 76° 44° (1989) 94° (2001) 0.08" NA
Aug 8 57° 76° 49° (1991) 88° (1975) 0.08" NA
Aug 9 57° 75° 50° (1994) 89° (1975) 0.08" NA
Aug 10 57° 75° 45° (1994) 86° (2002) 0.08" NA
Aug 11 57° 75° 44° (1997) 91° (1988) 0.08" NA
Aug 12 57° 75° 45° (1992) 89° (1988) 0.08" NA
Aug 13 57° 75° 44° (1992) 86° (1993) 0.09" NA
Aug 14 56° 75° 46° (1992) 84° (1991) 0.09" NA
Aug 15 56° 75° 40° (1976) 88° (1991) 0.09" NA
Aug 16 56° 74° 48° (1976) 92° (2003) 0.09" NA
Aug 17 56° 74° 45° (1976) 84° (1990) 0.09" NA
Aug 18 56° 74° 44° (1973) 84° (1995) 0.09" NA
Aug 19 56° 74° 45° (1987) 89° (1976) 0.09" NA
Aug 20 56° 74° 45° (2000) 94° (1976) 0.09" NA
Aug 21 56° 73° 44° (1990) 89° (1976) 0.09" NA
Aug 22 55° 73° 40° (1972) 89° (1976) 0.09" NA
Aug 23 55° 73° 48° (1972) 81° (1998) 0.09" NA
Aug 24 55° 73° 44° (1984) 83° (1992) 0.09" NA
Aug 25 55° 73° 38° (1973) 88° (1993) 0.09" NA
Aug 26 55° 72° 49° (1996) 88° (1993) 0.09" NA
Aug 27 54° 72° 45° (1996) 87° (1991) 0.1" NA
Aug 28 54° 72° 41° (1972) 90° (1973) 0.1" NA
Aug 29 54° 71° 46° (1976) 91° (1991) 0.1" NA
Aug 30 54° 71° 38° (1976) 90° (1991) 0.1" NA
Aug 31 53° 71° 47° (2006) 90° (1991) 0.1" NA
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