Chester, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 28° -57° (1950) 66° (1992) 0.38" NA
February 35° -44° (1994) 74° (1992) 0.26" NA
March 19° 45° -38° (1951) 79° (2004) 0.51" NA
April 29° 58° -19° (1975) 88° (1980) 0.71" NA
May 39° 68° 14° (1954) 94° (2001) 1.77" NA
June 47° 75° 24° (1969) 100° (2002) 2.2" NA
July 50° 83° 31° (1958) 104° (2007) 1.47" NA
August 49° 82° 28° (1992) 105° (1961) 1.21" NA
September 39° 71° 13° (1972) 97° (1963) 0.84" NA
October 28° 59° -17° (1991) 89° (1992) 0.48" NA
November 16° 41° -31° (1959) 75° (1999) 0.36" NA
December 30° -52° (1983) 64° (1987) 0.39" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Feb 1 31° -32° (1956) 65° (1992) 0.01" NA
Feb 2 31° -40° (1996) 67° (1962) 0.01" NA
Feb 3 32° -34° (1996) 61° (1962) 0.01" NA
Feb 4 32° -31° (1989) 61° (1992) 0.01" NA
Feb 5 32° -34° (1982) 58° (1984) 0.01" NA
Feb 6 32° -30° (1975) 64° (1987) 0.01" NA
Feb 7 33° -25° (1994) 62° (1987) 0.01" NA
Feb 8 33° -44° (1994) 58° (1954) 0.01" NA
Feb 9 33° -32° (1982) 54° (1977) 0.01" NA
Feb 10 34° -26° (1975) 60° (1987) 0" NA
Feb 11 34° -26° (1986) 62° (2005) 0" NA
Feb 12 34° -30° (1951) 62° (1983) 0.01" NA
Feb 13 35° -27° (1949) 54° (1983) 0.01" NA
Feb 14 35° -30° (2007) 53° (1987) 0.01" NA
Feb 15 35° -29° (2007) 54° (1981) 0.01" NA
Feb 16 36° -43° (1956) 58° (1977) 0.01" NA
Feb 17 10° 36° -24° (1993) 56° (1954) 0.01" NA
Feb 18 10° 36° -25° (1959) 55° (1981) 0.01" NA
Feb 19 10° 37° -28° (1949) 66° (1981) 0.01" NA
Feb 20 11° 37° -28° (1986) 65° (1977) 0.01" NA
Feb 21 11° 37° -19° (1957) 65° (1977) 0.01" NA
Feb 22 11° 37° -20° (1952) 60° (1973) 0.01" NA
Feb 23 12° 38° -33° (2003) 58° (1954) 0.01" NA
Feb 24 12° 38° -33° (2003) 71° (1995) 0.01" NA
Feb 25 12° 38° -27° (1993) 64° (1988) 0.01" NA
Feb 26 13° 39° -26° (1962) 65° (1992) 0.01" NA
Feb 27 13° 39° -22° (1960) 74° (1992) 0.01" NA
Feb 28 13° 39° -28° (1962) 69° (1992) 0.01" NA
Feb 29 13° 39° -15° (1976) 64° (1968) 0.01" NA
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