Boulder, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 12° 35° -38° (1957) 58° (2005) 0.31" NA
February 15° 39° -39° (1989) 65° (1995) 0.27" NA
March 21° 47° -28° (1955) 72° (1986) 0.47" NA
April 27° 55° -6° (1997) 83° (1987) 0.75" NA
May 35° 64° 9° (1967) 89° (1986) 1.99" NA
June 43° 73° 22° (1954) 96° (1988) 2.16" NA
July 48° 82° 30° (1949) 101° (2002) 1.65" NA
August 46° 82° 19° (1992) 100° (1961) 1.33" NA
September 37° 71° 8° (1965) 94° (1950) 0.99" NA
October 28° 58° -14° (1991) 87° (1992) 0.64" NA
November 19° 42° -34° (1959) 71° (1999) 0.49" NA
December 10° 33° -42° (1990) 62° (1980) 0.33" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Nov 1 24° 50° -13° (2002) 67° (1988) 0.01" NA
Nov 2 23° 50° -23° (1991) 66° (1978) 0.02" NA
Nov 3 23° 49° -20° (1991) 66° (1949) 0.01" NA
Nov 4 23° 49° -2° (1995) 69° (1952) 0.01" NA
Nov 5 23° 48° -3° (1961) 66° (1975) 0.02" NA
Nov 6 22° 47° -9° (2003) 69° (1999) 0.01" NA
Nov 7 22° 47° -6° (2000) 68° (1999) 0.02" NA
Nov 8 22° 46° -5° (2003) 64° (1999) 0.01" NA
Nov 9 21° 46° -3° (1986) 63° (1989) 0.02" NA
Nov 10 21° 45° -26° (1986) 65° (1989) 0.02" NA
Nov 11 21° 44° -11° (1966) 67° (1990) 0.01" NA
Nov 12 20° 44° -16° (1986) 71° (1999) 0.02" NA
Nov 13 20° 43° -32° (1959) 71° (1999) 0.02" NA
Nov 14 19° 43° -18° (1959) 66° (1999) 0.02" NA
Nov 15 19° 42° -25° (1955) 63° (1999) 0.01" NA
Nov 16 19° 42° -34° (1959) 61° (1953) 0.02" NA
Nov 17 18° 41° -24° (1959) 63° (1976) 0.02" NA
Nov 18 18° 40° -6° (1994) 65° (2008) 0.02" NA
Nov 19 18° 40° -6° (1978) 63° (2008) 0.02" NA
Nov 20 17° 39° -18° (1977) 62° (1989) 0.01" NA
Nov 21 17° 39° -25° (1977) 61° (1954) 0.02" NA
Nov 22 16° 38° -12° (1985) 66° (1954) 0.02" NA
Nov 23 16° 38° -25° (1985) 62° (1954) 0.02" NA
Nov 24 16° 38° -13° (2010) 65° (1949) 0.01" NA
Nov 25 15° 37° -16° (1993) 61° (1949) 0.02" NA
Nov 26 15° 37° -20° (1985) 59° (1998) 0.02" NA
Nov 27 14° 36° -13° (1958) 56° (1950) 0.01" NA
Nov 28 14° 36° -16° (1952) 51° (1986) 0.02" NA
Nov 29 14° 36° -18° (2006) 55° (1995) 0.01" NA
Nov 30 13° 35° -22° (1975) 59° (1999) 0.02" NA
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