Winston, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 14° 31° -36° (1962) 57° (1974) 0.45" NA
February 18° 38° -32° (1989) 68° (1995) 0.31" NA
March 25° 47° -21° (1989) 75° (1986) 0.55" NA
April 32° 57° 6° (1975) 85° (1992) 0.94" NA
May 40° 66° 22° (1967) 91° (1986) 1.96" NA
June 47° 75° 31° (1969) 99° (1961) 1.83" NA
July 52° 83° 33° (1957) 100° (1985) 1.47" NA
August 52° 83° 30° (1992) 106° (1961) 1.3" NA
September 44° 72° 19° (1985) 93° (1983) 1.11" NA
October 35° 59° -2° (1991) 88° (1963) 0.66" NA
November 26° 43° -25° (1959) 69° (1990) 0.46" NA
December 17° 33° -31° (1983) 63° (1957) 0.46" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 48° 78° 39° (1966) 93° (1983) 0.04" NA
Sep 2 48° 78° 33° (1974) 90° (1969) 0.04" NA
Sep 3 47° 77° 35° (1974) 90° (1969) 0.04" NA
Sep 4 47° 77° 34° (1962) 90° (1988) 0.04" NA
Sep 5 47° 76° 37° (1962) 90° (1967) 0.04" NA
Sep 6 46° 76° 39° (1992) 90° (1988) 0.04" NA
Sep 7 46° 76° 33° (1992) 92° (1957) 0.04" NA
Sep 8 46° 75° 33° (1962) 92° (1979) 0.04" NA
Sep 9 46° 75° 33° (1959) 92° (1979) 0.04" NA
Sep 10 45° 74° 29° (1957) 91° (1969) 0.04" NA
Sep 11 45° 74° 29° (1989) 89° (1966) 0.04" NA
Sep 12 45° 73° 29° (1989) 87° (1981) 0.04" NA
Sep 13 44° 73° 32° (1961) 89° (1981) 0.04" NA
Sep 14 44° 72° 24° (1970) 84° (1959) 0.04" NA
Sep 15 44° 72° 27° (1970) 84° (1981) 0.04" NA
Sep 16 43° 72° 28° (1965) 85° (1989) 0.04" NA
Sep 17 43° 71° 20° (1965) 88° (1979) 0.04" NA
Sep 18 43° 71° 20° (1965) 86° (1981) 0.04" NA
Sep 19 43° 70° 28° (1957) 88° (1984) 0.04" NA
Sep 20 42° 70° 27° (1957) 84° (1966) 0.04" NA
Sep 21 42° 70° 26° (1995) 84° (1967) 0.04" NA
Sep 22 42° 69° 27° (1961) 88° (1966) 0.03" NA
Sep 23 42° 69° 31° (1971) 83° (1966) 0.03" NA
Sep 24 41° 69° 26° (1961) 81° (1987) 0.03" NA
Sep 25 41° 68° 28° (1970) 84° (1990) 0.03" NA
Sep 26 41° 68° 29° (1957) 83° (1990) 0.03" NA
Sep 27 40° 67° 25° (1961) 86° (1957) 0.03" NA
Sep 28 40° 67° 27° (1984) 83° (1957) 0.03" NA
Sep 29 40° 67° 19° (1985) 83° (1967) 0.03" NA
Sep 30 40° 66° 22° (1985) 83° (1967) 0.03" NA
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