Boulder, Wyoming
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -7° 27° -36° (1996) 49° (1994) 0.44" 6.8"
February -5° 30° -37° (1996) 50° (1995) 0.51" 7.1"
March 11° 41° -29° (1993) 64° (2004) 0.63" 5.7"
April 21° 52° 4° (1997) 75° (1992) 0.91" 4.8"
May 29° 62° 10° (2002) 87° (2003) 1.3" 1.6"
June 37° 72° 18° (2002) 90° (1990) 1.33" 0.2"
July 42° 81° 25° (1993) 94° (2002) 0.83" 0"
August 40° 79° 23° (1992) 93° (2001) 0.99" 0"
September 32° 69° 12° (1996) 86° (1998) 1.11" 0.3"
October 21° 57° -6° (1991) 79° (2003) 0.8" 3.5"
November 40° -27° (1993) 65° (2006) 0.46" 4.6"
December -5° 28° -52° (1990) 56° (1995) 0.43" 7.4"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 36° 74° 23° (2006) 86° (1991) 0.04" 0"
Sep 2 36° 74° 22° (2008) 86° (1995) 0.03" 0"
Sep 3 36° 74° 26° (1993) 84° (1998) 0.04" 0"
Sep 4 35° 73° 22° (1989) 86° (1998) 0.03" 0"
Sep 5 35° 73° 24° (1994) 86° (1998) 0.04" 0"
Sep 6 35° 73° 21° (1996) 81° (2006) 0.04" 0"
Sep 7 34° 72° 21° (1996) 83° (1998) 0.04" 0"
Sep 8 34° 72° 23° (2010) 83° (1998) 0.04" 0"
Sep 9 34° 71° 21° (2001) 82° (1990) 0.04" 0"
Sep 10 34° 71° 23° (2001) 80° (1994) 0.04" 0"
Sep 11 33° 71° 21° (2010) 81° (1990) 0.04" 0"
Sep 12 33° 70° 25° (2010) 83° (1990) 0.04" 0"
Sep 13 33° 70° 20° (1992) 86° (1990) 0.04" 0"
Sep 14 32° 70° 19° (1993) 83° (1990) 0.03" 0"
Sep 15 32° 69° 22° (1993) 85° (1990) 0.04" 0"
Sep 16 32° 69° 26° (1989) 85° (2000) 0.04" 0"
Sep 17 31° 69° 24° (2005) 84° (2000) 0.03" 0"
Sep 18 31° 68° 22° (2003) 80° (1998) 0.04" 0.1"
Sep 19 30° 68° 19° (2005) 80° (2009) 0.04" 0"
Sep 20 30° 68° 24° (2005) 82° (2010) 0.03" 0"
Sep 21 30° 67° 22° (2003) 77° (2005) 0.04" 0"
Sep 22 29° 67° 17° (1995) 78° (2001) 0.04" 0"
Sep 23 29° 66° 14° (1996) 77° (1992) 0.04" 0"
Sep 24 29° 66° 19° (1996) 79° (1992) 0.03" 0"
Sep 25 28° 66° 21° (1995) 83° (2001) 0.04" 0.1"
Sep 26 28° 65° 18° (1992) 81° (2001) 0.03" 0"
Sep 27 28° 65° 12° (1996) 83° (2010) 0.04" 0"
Sep 28 27° 65° 15° (1996) 82° (2010) 0.03" 0"
Sep 29 27° 64° 17° (1999) 84° (2010) 0.04" 0.1"
Sep 30 26° 64° 20° (1999) 79° (2010) 0.03" 0"
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