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
Apr 1 22° 50° 11° (1999) 67° (1992) 0.02" NA
Apr 2 22° 50° 6° (2002) 68° (1990) 0.02" NA
Apr 3 22° 50° 6° (2002) 73° (1990) 0.02" NA
Apr 4 22° 51° 11° (1982) 71° (1987) 0.02" NA
Apr 5 22° 51° 11° (1997) 71° (1987) 0.02" NA
Apr 6 22° 51° 11° (1997) 70° (1987) 0.02" NA
Apr 7 23° 52° 14° (1982) 70° (1988) 0.02" NA
Apr 8 23° 52° 1° (1982) 72° (2005) 0.02" NA
Apr 9 23° 52° 9° (1982) 78° (1977) 0.02" NA
Apr 10 23° 53° 13° (1982) 74° (1996) 0.02" NA
Apr 11 23° 53° 8° (1997) 73° (1985) 0.02" NA
Apr 12 23° 53° 7° (1997) 72° (1988) 0.02" NA
Apr 13 24° 54° 12° (1986) 74° (1988) 0.03" NA
Apr 14 24° 54° 9° (1983) 73° (1985) 0.03" NA
Apr 15 24° 55° 12° (1999) 72° (1985) 0.03" NA
Apr 16 24° 55° 10° (1999) 79° (1988) 0.03" NA
Apr 17 24° 55° 14° (1999) 79° (1984) 0.03" NA
Apr 18 24° 56° 11° (1977) 76° (1980) 0.03" NA
Apr 19 25° 56° 15° (1977) 72° (1999) 0.03" NA
Apr 20 25° 56° 11° (1982) 75° (1980) 0.03" NA
Apr 21 25° 57° 15° (2002) 80° (1980) 0.03" NA
Apr 22 25° 57° 15° (1985) 73° (1986) 0.03" NA
Apr 23 25° 57° 17° (1992) 76° (1998) 0.03" NA
Apr 24 26° 57° 13° (2002) 79° (1977) 0.04" NA
Apr 25 26° 58° 16° (1985) 80° (1977) 0.04" NA
Apr 26 26° 58° 20° (1985) 81° (1977) 0.04" NA
Apr 27 26° 58° 18° (2005) 78° (1992) 0.04" NA
Apr 28 26° 59° 12° (2005) 83° (1987) 0.04" NA
Apr 29 27° 59° 11° (2005) 82° (1987) 0.04" NA
Apr 30 27° 59° 11° (1984) 82° (1992) 0.04" NA
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