Yellowstone National 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
Dec 1 27° -12° (1991) 45° (1999) 0.06" 1.1"
Dec 2 27° -16° (1991) 43° (1959) 0.07" 1.1"
Dec 3 26° -15° (1978) 45° (1975) 0.06" 1"
Dec 4 26° -23° (1992) 40° (1965) 0.06" 1.1"
Dec 5 26° -38° (1972) 41° (1963) 0.06" 1.1"
Dec 6 25° -23° (1978) 42° (1965) 0.06" 1"
Dec 7 25° -23° (2005) 42° (2006) 0.06" 1.1"
Dec 8 25° -29° (1978) 39° (1965) 0.06" 1"
Dec 9 25° -32° (1972) 38° (1965) 0.05" 1"
Dec 10 25° -34° (1972) 48° (1981) 0.06" 1"
Dec 11 24° -27° (1961) 44° (1990) 0.05" 0.9"
Dec 12 24° -27° (1961) 39° (1962) 0.05" 1"
Dec 13 24° -22° (1967) 38° (2004) 0.05" 0.9"
Dec 14 24° -29° (1972) 43° (1998) 0.05" 1"
Dec 15 24° -30° (1955) 45° (1962) 0.05" 0.9"
Dec 16 24° -29° (1972) 42° (1980) 0.05" 0.9"
Dec 17 24° -38° (1964) 41° (1962) 0.05" 0.9"
Dec 18 24° -30° (1983) 43° (1980) 0.04" 0.9"
Dec 19 24° -25° (1984) 45° (1979) 0.05" 0.9"
Dec 20 24° -30° (1990) 46° (1979) 0.05" 0.9"
Dec 21 24° -42° (1990) 40° (1958) 0.04" 0.9"
Dec 22 24° -43° (1990) 38° (1958) 0.05" 1"
Dec 23 24° -38° (1990) 38° (1955) 0.05" 1"
Dec 24 24° -42° (1983) 40° (1963) 0.05" 0.9"
Dec 25 24° -32° (1983) 38° (1950) 0.05" 1"
Dec 26 24° -27° (1948) 38° (1980) 0.05" 1"
Dec 27 24° -26° (1954) 37° (1980) 0.05" 1"
Dec 28 24° -34° (1983) 43° (1980) 0.05" 1"
Dec 29 24° -34° (1978) 41° (1980) 0.05" 1"
Dec 30 24° -37° (1978) 38° (1980) 0.05" 1"
Dec 31 24° -42° (1978) 39° (1980) 0.05" 1"
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