Ontonagon, Michigan
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 25° -31° (1984) 56° (1981) 2.85" 53.4"
February 30° -42° (1979) 63° (1981) 1.68" 27.1"
March 18° 40° -27° (1984) 74° (1986) 1.73" 18.9"
April 30° 54° -4° (2003) 89° (2002) 2.26" 6.9"
May 41° 67° 18° (1978) 95° (2006) 2.97" 1"
June 50° 75° 25° (1992) 96° (2005) 3.03" 0"
July 55° 79° 32° (1988) 101° (1988) 3.28" 0"
August 54° 78° 34° (1982) 99° (1983) 2.86" 0"
September 47° 70° 25° (1981) 96° (1998) 3.28" 0.1"
October 37° 56° 15° (1989) 88° (2007) 3.5" 2.5"
November 27° 41° -5° (1993) 77° (1978) 2.69" 23.5"
December 14° 29° -23° (1996) 62° (1982) 3.04" 54.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 54° 78° 32° (1988) 95° (2002) 0.12" 0"
Jul 2 54° 79° 37° (1995) 92° (2002) 0.11" 0"
Jul 3 54° 79° 37° (2000) 92° (1990) 0.11" 0"
Jul 4 54° 79° 39° (1979) 94° (1988) 0.12" 0"
Jul 5 54° 79° 35° (1979) 97° (1988) 0.12" 0"
Jul 6 54° 79° 39° (2005) 99° (1988) 0.12" 0"
Jul 7 55° 79° 38° (2009) 101° (1988) 0.12" 0"
Jul 8 55° 79° 37° (2009) 98° (1988) 0.11" 0"
Jul 9 55° 79° 41° (1997) 91° (1989) 0.12" 0"
Jul 10 55° 79° 40° (1978) 94° (2005) 0.11" 0"
Jul 11 55° 79° 40° (1985) 94° (2005) 0.11" 0"
Jul 12 55° 79° 40° (1988) 90° (2005) 0.1" 0"
Jul 13 55° 79° 39° (1994) 94° (1998) 0.11" 0"
Jul 14 55° 80° 44° (1987) 96° (1983) 0.11" 0"
Jul 15 55° 80° 41° (1989) 96° (2006) 0.11" 0"
Jul 16 55° 80° 39° (1985) 97° (2006) 0.1" 0"
Jul 17 55° 80° 37° (1979) 98° (2005) 0.11" 0"
Jul 18 55° 80° 40° (1984) 95° (2005) 0.1" 0"
Jul 19 55° 80° 36° (2000) 89° (1978) 0.1" 0"
Jul 20 55° 80° 39° (2007) 93° (1998) 0.11" 0"
Jul 21 55° 80° 39° (1981) 93° (1999) 0.1" 0"
Jul 22 55° 80° 36° (2000) 90° (1987) 0.11" 0"
Jul 23 55° 80° 40° (1982) 90° (1987) 0.09" 0"
Jul 24 55° 80° 43° (2004) 90° (2007) 0.1" 0"
Jul 25 55° 80° 43° (1983) 90° (1989) 0.1" 0"
Jul 26 55° 80° 38° (1980) 91° (1989) 0.09" 0"
Jul 27 55° 80° 40° (1992) 94° (1988) 0.1" 0"
Jul 28 55° 80° 40° (1984) 101° (1988) 0.09" 0"
Jul 29 55° 80° 40° (1992) 96° (1988) 0.1" 0"
Jul 30 55° 79° 36° (1978) 99° (1995) 0.09" 0"
Jul 31 55° 79° 44° (2009) 100° (2006) 0.09" 0"
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