Boulder, Wyoming
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -8° 25° -36° (1996) 49° (1994) 0.41" NA
February -4° 31° -37° (1996) 50° (1995) 0.44" NA
March 10° 39° -29° (1993) 64° (2004) 0.77" NA
April 21° 52° 4° (1997) 75° (1992) 0.91" NA
May 29° 62° 10° (2002) 87° (2003) 1.32" NA
June 37° 72° 18° (2002) 90° (1990) 1.21" NA
July 41° 79° 25° (1993) 94° (2002) 1.04" NA
August 39° 78° 23° (1992) 93° (2001) 1.32" NA
September 30° 69° 12° (1996) 86° (1998) 1.47" NA
October 20° 58° -6° (1991) 79° (2003) 0.71" NA
November 39° -27° (1993) 65° (2006) 0.44" NA
December -5° 28° -52° (1990) 56° (1995) 0.32" NA
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 32° -18° (1991) 50° (1999) 0.02" NA
Dec 2 32° -16° (1991) 56° (1995) 0.01" NA
Dec 3 -1° 31° -13° (1990) 44° (1998) 0.01" NA
Dec 4 -1° 31° -34° (1992) 47° (1998) 0.01" NA
Dec 5 -2° 31° -35° (1992) 53° (2007) 0.01" NA
Dec 6 -2° 31° -18° (2001) 43° (1989) 0.01" NA
Dec 7 -3° 30° -22° (1992) 43° (1989) 0.01" NA
Dec 8 -3° 30° -9° (1994) 41° (2006) 0.01" NA
Dec 9 -4° 30° -8° (1994) 42° (2006) 0.01" NA
Dec 10 -4° 29° -13° (2001) 40° (1993) 0.01" NA
Dec 11 -4° 29° -17° (1997) 45° (1993) 0.01" NA
Dec 12 -5° 29° -18° (2007) 43° (1993) 0.01" NA
Dec 13 -5° 29° -18° (2007) 47° (2004) 0.01" NA
Dec 14 -5° 28° -20° (1992) 44° (1998) 0.01" NA
Dec 15 -6° 28° -25° (1990) 41° (1998) 0.01" NA
Dec 16 -6° 28° -24° (1990) 44° (1998) 0.01" NA
Dec 17 -6° 28° -21° (1996) 45° (1998) 0.01" NA
Dec 18 -6° 28° -22° (1996) 48° (1998) 0.01" NA
Dec 19 -7° 27° -32° (1992) 42° (2004) 0.01" NA
Dec 20 -7° 27° -32° (1998) 45° (2004) 0.01" NA
Dec 21 -7° 27° -47° (1990) 40° (1994) 0.01" NA
Dec 22 -7° 27° -52° (1990) 38° (1994) 0.01" NA
Dec 23 -7° 27° -49° (1990) 39° (1994) 0.01" NA
Dec 24 -8° 26° -49° (1990) 42° (1989) 0.01" NA
Dec 25 -8° 26° -30° (1990) 43° (1989) 0.01" NA
Dec 26 -8° 26° -28° (2002) 49° (1999) 0.01" NA
Dec 27 -8° 26° -26° (2007) 47° (1999) 0.01" NA
Dec 28 -8° 26° -26° (2007) 44° (1994) 0.01" NA
Dec 29 -8° 25° -25° (2007) 44° (1999) 0.01" NA
Dec 30 -8° 25° -22° (1990) 45° (1999) 0.01" NA
Dec 31 -8° 25° -22° (1992) 40° (1998) 0.01" NA
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