Yellowstone Natl Park, Wyoming
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 24° -50° (1963) 46° (2005) 1.65" 34.3"
February 28° -50° (1985) 56° (1982) 1.68" 30.4"
March 36° -42° (1965) 61° (2004) 1.8" 25.6"
April 18° 43° -26° (1975) 65° (1987) 1.78" 21.4"
May 28° 52° -2° (1967) 78° (2003) 2.47" 8.1"
June 35° 62° 14° (1951) 83° (1988) 2.25" 1.3"
July 42° 72° 20° (1985) 92° (2003) 1.62" 0"
August 40° 71° 17° (1976) 91° (1969) 1.6" 0.1"
September 32° 62° -5° (1985) 83° (1956) 1.46" 1.3"
October 24° 48° -13° (1991) 72° (1987) 1.18" 9.9"
November 14° 34° -30° (1955) 63° (1949) 1.85" 30.9"
December 25° -43° (1990) 48° (1981) 1.63" 30.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 43° 74° 25° (1975) 87° (2000) 0.05" 0"
Aug 2 43° 74° 27° (1963) 87° (2000) 0.06" 0"
Aug 3 42° 74° 28° (1963) 84° (1961) 0.05" 0"
Aug 4 42° 73° 25° (1980) 84° (1961) 0.06" 0"
Aug 5 42° 73° 29° (1980) 84° (1961) 0.05" 0"
Aug 6 42° 73° 28° (1980) 84° (1961) 0.06" 0"
Aug 7 42° 73° 28° (1950) 84° (2001) 0.05" 0"
Aug 8 42° 73° 25° (1996) 83° (2001) 0.06" 0"
Aug 9 42° 73° 24° (1985) 82° (1990) 0.06" 0"
Aug 10 41° 73° 24° (1985) 91° (1969) 0.05" 0"
Aug 11 41° 73° 27° (1977) 83° (1972) 0.06" 0"
Aug 12 41° 73° 26° (1977) 82° (2003) 0.05" 0"
Aug 13 41° 72° 27° (1985) 85° (2003) 0.06" 0"
Aug 14 41° 72° 21° (1985) 84° (2003) 0.05" 0"
Aug 15 40° 72° 24° (1974) 88° (2003) 0.05" 0"
Aug 16 40° 72° 26° (1974) 82° (1971) 0.06" 0"
Aug 17 40° 72° 23° (1985) 81° (1971) 0.05" 0"
Aug 18 40° 71° 26° (1985) 79° (1957) 0.05" 0"
Aug 19 40° 71° 26° (1996) 81° (1994) 0.05" 0"
Aug 20 39° 71° 28° (1985) 80° (1971) 0.05" 0"
Aug 21 39° 71° 27° (1963) 81° (2003) 0.04" 0"
Aug 22 39° 70° 22° (1996) 79° (1976) 0.04" 0"
Aug 23 39° 70° 22° (1985) 80° (1969) 0.05" 0"
Aug 24 38° 70° 25° (1985) 85° (1970) 0.04" 0"
Aug 25 38° 70° 21° (1992) 82° (1969) 0.05" 0"
Aug 26 38° 69° 18° (1992) 87° (2008) 0.05" 0"
Aug 27 37° 69° 17° (1976) 82° (2001) 0.05" 0"
Aug 28 37° 69° 22° (1977) 80° (1971) 0.05" 0"
Aug 29 37° 69° 21° (1975) 82° (1949) 0.05" 0"
Aug 30 37° 68° 24° (1993) 81° (2001) 0.05" 0.1"
Aug 31 36° 68° 22° (1956) 81° (2001) 0.05" 0"
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