Simms, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 16° 36° -35° (1950) 65° (1964) 0.33" 6.1"
February 17° 39° -35° (1989) 70° (1995) 0.33" 5.2"
March 24° 46° -32° (1951) 80° (2004) 0.7" 10.3"
April 31° 55° -10° (1954) 85° (1987) 1.24" 4.2"
May 40° 64° 11° (1954) 91° (1986) 2.13" 0.7"
June 47° 71° 29° (1969) 97° (1977) 2.41" 0"
July 53° 80° 35° (1999) 100° (2007) 1.31" 0"
August 51° 80° 31° (1992) 103° (1969) 1.35" 0"
September 43° 69° 18° (2000) 96° (1991) 1.26" 1.8"
October 33° 57° -9° (1991) 89° (1992) 0.64" 2.6"
November 24° 43° -28° (1959) 73° (1949) 0.37" 4.2"
December 16° 35° -44° (1968) 66° (1956) 0.34" 8.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jun 1 45° 67° 32° (1951) 90° (1986) 0.09" 0"
Jun 2 45° 68° 32° (1951) 88° (1986) 0.1" 0"
Jun 3 45° 68° 33° (1993) 87° (1970) 0.09" 0"
Jun 4 45° 68° 34° (2001) 93° (1969) 0.1" 0"
Jun 5 45° 68° 31° (1951) 92° (1969) 0.1" 0"
Jun 6 46° 69° 29° (1951) 87° (1972) 0.1" 0"
Jun 7 46° 69° 31° (1965) 87° (1977) 0.1" 0"
Jun 8 46° 69° 30° (1950) 88° (1996) 0.09" 0"
Jun 9 46° 69° 32° (1950) 88° (1956) 0.09" 0"
Jun 10 46° 69° 32° (2002) 93° (1956) 0.09" 0"
Jun 11 47° 70° 32° (2008) 88° (1992) 0.08" 0"
Jun 12 47° 70° 29° (1969) 90° (1959) 0.09" 0"
Jun 13 47° 70° 29° (1969) 89° (1974) 0.08" 0"
Jun 14 47° 70° 33° (1969) 93° (1987) 0.07" 0"
Jun 15 47° 71° 33° (1994) 88° (1974) 0.08" 0"
Jun 16 47° 71° 38° (1969) 91° (1961) 0.08" 0"
Jun 17 48° 71° 34° (1954) 93° (1961) 0.07" 0"
Jun 18 48° 71° 32° (1949) 91° (1961) 0.08" 0"
Jun 19 48° 72° 35° (1972) 89° (1985) 0.08" 0"
Jun 20 48° 72° 38° (1996) 92° (1988) 0.07" 0"
Jun 21 48° 72° 40° (1956) 87° (1988) 0.08" 0"
Jun 22 49° 73° 38° (1951) 93° (1988) 0.08" 0"
Jun 23 49° 73° 34° (1963) 89° (1970) 0.07" 0"
Jun 24 49° 73° 37° (1981) 92° (1974) 0.07" 0"
Jun 25 49° 73° 35° (1956) 97° (1977) 0.07" 0"
Jun 26 49° 74° 37° (1976) 90° (1964) 0.06" 0"
Jun 27 49° 74° 33° (1951) 92° (1970) 0.06" 0"
Jun 28 50° 74° 37° (1965) 92° (2002) 0.07" 0"
Jun 29 50° 75° 38° (1951) 92° (1984) 0.06" 0"
Jun 30 50° 75° 38° (1956) 89° (1989) 0.06" 0"
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