Chinook, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 29° -50° (1954) 67° (1984) 0.49" 6.4"
February 34° -44° (1994) 75° (1995) 0.42" 6.2"
March 19° 45° -36° (1960) 82° (2004) 0.61" 3.9"
April 31° 59° -10° (1986) 92° (1980) 0.91" 1.2"
May 41° 68° 11° (1954) 96° (1980) 2.25" 0.9"
June 50° 77° 28° (1979) 104° (1988) 2.35" 0.1"
July 54° 85° 36° (1987) 105° (1960) 1.74" 0"
August 52° 84° 29° (1988) 109° (1961) 1.22" 0"
September 40° 72° 13° (1995) 104° (1998) 1.41" 0.1"
October 28° 59° -24° (1991) 90° (1992) 0.71" 1.1"
November 16° 42° -38° (1985) 79° (1999) 0.55" 5.5"
December 30° -50° (1989) 66° (1998) 0.48" 5.8"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 31° -35° (1978) 62° (1992) 0.01" 0.2"
Feb 2 31° -39° (1996) 69° (1962) 0.01" 0.2"
Feb 3 31° -44° (1982) 64° (1962) 0.01" 0.2"
Feb 4 31° -26° (1985) 62° (1991) 0.02" 0.2"
Feb 5 31° -40° (1982) 62° (1963) 0.01" 0.2"
Feb 6 32° -29° (1949) 66° (1987) 0.01" 0.2"
Feb 7 32° -32° (1971) 61° (1991) 0.01" 0.2"
Feb 8 32° -44° (1994) 64° (1954) 0.01" 0.2"
Feb 9 32° -36° (1994) 60° (2000) 0.01" 0.2"
Feb 10 32° -27° (1988) 62° (1987) 0.01" 0.2"
Feb 11 33° -24° (1959) 60° (1987) 0.02" 0.2"
Feb 12 33° -25° (1986) 63° (1983) 0.01" 0.2"
Feb 13 33° -28° (1949) 58° (2006) 0.01" 0.3"
Feb 14 33° -25° (2007) 57° (1998) 0.02" 0.2"
Feb 15 33° -33° (1979) 60° (1981) 0.01" 0.2"
Feb 16 34° -35° (1978) 56° (1997) 0.02" 0.3"
Feb 17 34° -27° (1993) 60° (1954) 0.01" 0.2"
Feb 18 34° -25° (1959) 60° (1981) 0.02" 0.2"
Feb 19 35° -28° (1959) 67° (1995) 0.02" 0.3"
Feb 20 35° -31° (1959) 70° (1995) 0.01" 0.2"
Feb 21 10° 35° -22° (1986) 68° (1995) 0.02" 0.3"
Feb 22 10° 35° -17° (1959) 61° (1961) 0.02" 0.2"
Feb 23 10° 36° -28° (1979) 65° (2002) 0.02" 0.3"
Feb 24 11° 36° -38° (2003) 75° (1995) 0.01" 0.2"
Feb 25 11° 36° -29° (1993) 61° (1992) 0.02" 0.2"
Feb 26 11° 37° -25° (1993) 65° (1988) 0.01" 0.3"
Feb 27 12° 37° -25° (2001) 73° (1992) 0.02" 0.2"
Feb 28 12° 38° -30° (1962) 70° (1992) 0.02" 0.2"
Feb 29 12° 38° -11° (1996) 70° (1992) 0.02" NA
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