Helmville, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 29° -43° (1979) 55° (1989) 0.95" NA
February 35° -48° (1982) 63° (1995) 0.65" NA
March 18° 44° -24° (1989) 74° (2004) 0.55" NA
April 24° 55° 1° (1982) 83° (1987) 0.85" NA
May 31° 64° 14° (1999) 93° (1986) 1.76" NA
June 37° 72° 24° (1999) 95° (1988) 1.67" NA
July 40° 80° 28° (1994) 99° (2003) 1.15" NA
August 38° 80° 21° (1992) 98° (2003) 1.24" NA
September 30° 70° 9° (2000) 93° (1998) 0.99" NA
October 22° 57° -13° (1991) 88° (1992) 0.82" NA
November 15° 39° -23° (1985) 72° (1999) 0.96" NA
December 29° -45° (1983) 58° (1980) 0.99" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jun 1 34° 68° 26° (1979) 89° (1986) 0.06" NA
Jun 2 35° 68° 26° (1984) 90° (1986) 0.06" NA
Jun 3 35° 69° 25° (1987) 90° (1986) 0.06" NA
Jun 4 35° 69° 26° (1998) 83° (1988) 0.06" NA
Jun 5 35° 69° 28° (1998) 88° (1988) 0.06" NA
Jun 6 35° 69° 29° (1992) 85° (1977) 0.06" NA
Jun 7 36° 70° 28° (1980) 94° (1977) 0.06" NA
Jun 8 36° 70° 25° (1979) 89° (2000) 0.06" NA
Jun 9 36° 70° 26° (1985) 88° (1996) 0.06" NA
Jun 10 36° 70° 24° (1999) 88° (1996) 0.06" NA
Jun 11 36° 71° 24° (1999) 90° (1992) 0.06" NA
Jun 12 37° 71° 27° (1978) 85° (1979) 0.06" NA
Jun 13 37° 71° 31° (2005) 86° (1979) 0.06" NA
Jun 14 37° 71° 27° (1991) 87° (1987) 0.06" NA
Jun 15 37° 72° 27° (1979) 95° (1987) 0.06" NA
Jun 16 37° 72° 29° (2004) 85° (1987) 0.06" NA
Jun 17 37° 72° 27° (1991) 88° (1988) 0.06" NA
Jun 18 37° 72° 27° (1981) 90° (1986) 0.05" NA
Jun 19 38° 73° 30° (2001) 92° (2003) 0.05" NA
Jun 20 38° 73° 27° (1996) 91° (1988) 0.05" NA
Jun 21 38° 73° 28° (1996) 89° (1994) 0.05" NA
Jun 22 38° 74° 29° (1997) 89° (1988) 0.05" NA
Jun 23 38° 74° 28° (1987) 91° (1992) 0.05" NA
Jun 24 38° 74° 30° (1981) 87° (1986) 0.05" NA
Jun 25 38° 75° 29° (1997) 95° (1988) 0.05" NA
Jun 26 38° 75° 25° (1985) 90° (2002) 0.05" NA
Jun 27 38° 75° 30° (1985) 92° (1990) 0.05" NA
Jun 28 39° 75° 31° (1999) 90° (1986) 0.05" NA
Jun 29 39° 76° 30° (1993) 92° (2007) 0.05" NA
Jun 30 39° 76° 29° (1988) 92° (2007) 0.05" NA
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