Chinook, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 26° -50° (1954) 67° (1984) 0.54" NA
February 34° -44° (1994) 75° (1995) 0.32" NA
March 17° 45° -36° (1960) 82° (2004) 0.56" NA
April 30° 59° -10° (1986) 92° (1980) 0.99" NA
May 41° 69° 11° (1954) 96° (1980) 2.29" NA
June 50° 78° 28° (1979) 104° (1988) 2.29" NA
July 53° 84° 36° (1987) 105° (1960) 1.66" NA
August 51° 84° 29° (1988) 109° (1961) 1.34" NA
September 39° 72° 13° (1995) 104° (1998) 1.43" NA
October 27° 59° -24° (1991) 90° (1992) 0.66" NA
November 13° 40° -38° (1985) 79° (1999) 0.47" NA
December 30° -50° (1989) 66° (1998) 0.51" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 26° -37° (1978) 60° (1964) 0.02" NA
Jan 2 26° -38° (1991) 58° (1964) 0.02" NA
Jan 3 -1° 26° -43° (1950) 54° (2007) 0.02" NA
Jan 4 -1° 26° -40° (1991) 67° (1984) 0.02" NA
Jan 5 -1° 26° -37° (1982) 60° (1984) 0.02" NA
Jan 6 -1° 25° -45° (1982) 54° (1954) 0.02" NA
Jan 7 -1° 25° -27° (1982) 60° (1958) 0.02" NA
Jan 8 -1° 25° -40° (1989) 65° (2003) 0.02" NA
Jan 9 -1° 25° -32° (1989) 64° (1953) 0.02" NA
Jan 10 -1° 25° -31° (1949) 60° (1953) 0.02" NA
Jan 11 -1° 25° -35° (1974) 60° (1953) 0.02" NA
Jan 12 -1° 25° -39° (1963) 58° (1959) 0.02" NA
Jan 13 -1° 25° -37° (1998) 59° (2002) 0.02" NA
Jan 14 -1° 25° -40° (1979) 54° (1973) 0.02" NA
Jan 15 -1° 25° -41° (1950) 65° (1973) 0.02" NA
Jan 16 -1° 25° -37° (2005) 55° (1961) 0.02" NA
Jan 17 -1° 25° -35° (2005) 52° (1958) 0.02" NA
Jan 18 -1° 25° -46° (1950) 53° (1991) 0.02" NA
Jan 19 -1° 26° -32° (1962) 62° (1986) 0.02" NA
Jan 20 -1° 26° -50° (1954) 61° (2005) 0.02" NA
Jan 21 -1° 26° -37° (1954) 58° (1968) 0.02" NA
Jan 22 -1° 26° -33° (2003) 52° (1990) 0.02" NA
Jan 23 26° -39° (1969) 61° (1981) 0.02" NA
Jan 24 26° -49° (1969) 64° (2005) 0.01" NA
Jan 25 27° -43° (1957) 64° (2005) 0.01" NA
Jan 26 27° -48° (1950) 53° (2007) 0.01" NA
Jan 27 27° -32° (1997) 57° (1986) 0.01" NA
Jan 28 27° -38° (1972) 62° (1992) 0.01" NA
Jan 29 28° -42° (1950) 57° (1992) 0.01" NA
Jan 30 28° -42° (1950) 65° (1989) 0.01" NA
Jan 31 28° -37° (1950) 65° (1992) 0.01" NA
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