Bonner, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 19° 34° -27° (1979) 58° (1989) 1.18" 11.5"
February 22° 39° -23° (1989) 65° (1995) 1.01" 8.2"
March 28° 49° -4° (1976) 79° (2004) 1.28" 7.8"
April 33° 57° 16° (2002) 87° (1987) 1.53" 1.6"
May 40° 66° 21° (1985) 93° (1986) 2.39" 0.2"
June 47° 73° 30° (1984) 98° (2003) 2.49" 0.1"
July 52° 84° 30° (1971) 105° (2002) 1.16" 0"
August 51° 83° 31° (1992) 102° (1969) 1.23" 0"
September 43° 72° 21° (1970) 97° (1988) 1.39" 0"
October 34° 57° 2° (1971) 84° (2001) 1.09" 0.8"
November 26° 41° -10° (1985) 73° (1999) 1.28" 7"
December 17° 32° -30° (1983) 61° (1980) 1.33" 13.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jun 1 44° 69° 30° (1984) 91° (1986) 0.1" 0"
Jun 2 44° 70° 31° (1987) 92° (1986) 0.1" 0"
Jun 3 44° 70° 33° (2001) 91° (1970) 0.1" 0"
Jun 4 45° 70° 32° (1976) 92° (1969) 0.1" 0"
Jun 5 45° 70° 32° (1990) 90° (1970) 0.1" 0"
Jun 6 45° 70° 34° (1995) 95° (1977) 0.1" 0"
Jun 7 45° 71° 32° (1995) 91° (1996) 0.09" 0"
Jun 8 45° 71° 34° (1990) 88° (1996) 0.1" 0"
Jun 9 45° 71° 34° (2002) 90° (1992) 0.1" 0.1"
Jun 10 46° 71° 33° (1973) 90° (1992) 0.09" 0"
Jun 11 46° 72° 33° (1973) 87° (1979) 0.09" 0"
Jun 12 46° 72° 34° (2001) 87° (1974) 0.09" 0"
Jun 13 46° 72° 35° (2005) 90° (1987) 0.09" 0"
Jun 14 46° 73° 34° (1969) 96° (1987) 0.09" 0"
Jun 15 46° 73° 34° (1991) 96° (1974) 0.09" 0"
Jun 16 47° 73° 33° (1971) 94° (1974) 0.08" 0"
Jun 17 47° 74° 35° (1971) 95° (1974) 0.09" 0"
Jun 18 47° 74° 36° (1991) 98° (2003) 0.08" 0"
Jun 19 47° 74° 36° (1996) 97° (1974) 0.08" 0"
Jun 20 47° 75° 36° (1996) 90° (1993) 0.08" 0"
Jun 21 47° 75° 38° (1995) 93° (1970) 0.07" 0"
Jun 22 48° 75° 37° (2003) 92° (1970) 0.07" 0"
Jun 23 48° 76° 35° (2003) 94° (1970) 0.07" 0"
Jun 24 48° 76° 38° (1972) 93° (1986) 0.07" 0"
Jun 25 48° 76° 37° (1983) 95° (1988) 0.07" 0"
Jun 26 48° 77° 33° (1976) 94° (1970) 0.06" 0"
Jun 27 48° 77° 33° (1976) 94° (2002) 0.06" 0"
Jun 28 49° 78° 35° (1969) 96° (2007) 0.06" 0"
Jun 29 49° 78° 35° (1975) 95° (2008) 0.06" 0"
Jun 30 49° 78° 35° (1984) 96° (2008) 0.06" 0"
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