Westby, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -4° 17° -45° (1969) 55° (2002) 0.39" NA
February 25° -42° (1962) 66° (1992) 0.26" NA
March 15° 37° -31° (2002) 77° (1978) 0.56" NA
April 28° 53° -18° (1975) 91° (1980) 0.9" NA
May 41° 66° 13° (2005) 102° (1980) 1.76" NA
June 51° 74° 28° (1951) 103° (1988) 3" NA
July 55° 79° 36° (1987) 107° (1975) 2.48" NA
August 52° 79° 29° (1958) 108° (1983) 1.55" NA
September 40° 67° 15° (1961) 103° (1983) 1.41" NA
October 29° 55° -5° (1991) 92° (1992) 0.71" NA
November 14° 34° -26° (1996) 73° (1999) 0.4" NA
December 22° -42° (1983) 55° (1979) 0.41" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Nov 1 21° 44° -10° (1984) 73° (1999) 0.02" NA
Nov 2 21° 43° -3° (1951) 69° (1987) 0.02" NA
Nov 3 20° 42° -2° (1995) 68° (1981) 0.02" NA
Nov 4 20° 41° -5° (1973) 71° (1975) 0.02" NA
Nov 5 19° 41° -4° (1973) 67° (1969) 0.02" NA
Nov 6 19° 40° -14° (1991) 67° (1954) 0.02" NA
Nov 7 18° 39° -14° (1991) 65° (1978) 0.02" NA
Nov 8 18° 38° -10° (2003) 71° (1999) 0.02" NA
Nov 9 17° 38° -8° (1966) 70° (1999) 0.02" NA
Nov 10 17° 37° -5° (2003) 66° (1961) 0.02" NA
Nov 11 16° 36° -11° (1995) 61° (1989) 0.01" NA
Nov 12 16° 36° -9° (2000) 62° (1981) 0.01" NA
Nov 13 15° 35° -12° (1955) 73° (1999) 0.01" NA
Nov 14 15° 34° -12° (1955) 61° (1990) 0.01" NA
Nov 15 14° 34° -12° (1959) 66° (1953) 0.01" NA
Nov 16 14° 33° -15° (1959) 62° (2001) 0.01" NA
Nov 17 13° 33° -14° (1959) 65° (2001) 0.01" NA
Nov 18 13° 32° -12° (1996) 62° (2001) 0.01" NA
Nov 19 12° 32° -19° (1978) 59° (1989) 0.01" NA
Nov 20 12° 31° -15° (1978) 62° (1962) 0.01" NA
Nov 21 11° 31° -20° (1978) 62° (2001) 0.01" NA
Nov 22 11° 30° -14° (1996) 57° (1954) 0.01" NA
Nov 23 10° 30° -19° (2003) 55° (1954) 0.01" NA
Nov 24 10° 29° -26° (1996) 47° (1969) 0.01" NA
Nov 25 29° -26° (1996) 62° (1960) 0.01" NA
Nov 26 28° -23° (1996) 53° (1949) 0.01" NA
Nov 27 28° -19° (1996) 63° (1949) 0.01" NA
Nov 28 28° -14° (1955) 53° (1982) 0.01" NA
Nov 29 27° -25° (1964) 55° (1969) 0.01" NA
Nov 30 27° -19° (1978) 55° (1969) 0.01" NA
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