Yellowstone National Park, Wyoming
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -3° 23° -50° (1963) 46° (2005) 1.91" 31.8"
February -1° 28° -50° (1985) 56° (1982) 1.49" 25.3"
March 35° -42° (1965) 61° (2004) 1.73" 27.9"
April 15° 42° -26° (1975) 65° (1987) 1.48" 16.9"
May 25° 51° -2° (1967) 78° (2003) 2.06" 8.1"
June 33° 61° 14° (1951) 83° (1988) 2.08" 0.8"
July 37° 70° 20° (1985) 92° (2003) 1.66" 0"
August 36° 70° 17° (1976) 91° (1969) 1.69" 0"
September 29° 60° -5° (1985) 83° (1956) 1.59" 1.6"
October 21° 48° -13° (1991) 72° (1987) 1.32" 6.6"
November 10° 33° -30° (1955) 63° (1949) 1.71" 24.8"
December 25° -43° (1990) 48° (1981) 1.68" 26.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Oct 1 25° 55° 10° (1950) 70° (1987) 0.05" NA
Oct 2 25° 54° 12° (1950) 70° (1988) 0.05" NA
Oct 3 24° 54° 14° (1999) 72° (1987) 0.04" NA
Oct 4 24° 54° 4° (1985) 67° (1963) 0.04" NA
Oct 5 24° 53° 13° (1969) 72° (1963) 0.04" NA
Oct 6 24° 53° 9° (1974) 68° (1987) 0.04" NA
Oct 7 24° 52° 6° (1985) 68° (1996) 0.04" NA
Oct 8 23° 52° 6° (1985) 69° (1953) 0.04" NA
Oct 9 23° 52° 5° (1985) 68° (1996) 0.04" NA
Oct 10 23° 51° 8° (1987) 68° (1996) 0.04" NA
Oct 11 23° 51° 2° (1985) 67° (1996) 0.04" NA
Oct 12 22° 50° 6° (1986) 69° (1953) 0.04" NA
Oct 13 22° 50° -1° (1985) 69° (1996) 0.04" NA
Oct 14 22° 49° 4° (1954) 67° (1958) 0.04" NA
Oct 15 21° 49° 5° (1984) 66° (1958) 0.04" NA
Oct 16 21° 48° 5° (1951) 72° (1955) 0.04" NA
Oct 17 21° 48° 4° (1996) 65° (1955) 0.04" NA
Oct 18 21° 48° 2° (1976) 65° (1955) 0.04" NA
Oct 19 20° 47° 6° (1984) 65° (1974) 0.04" NA
Oct 20 20° 47° 3° (1984) 64° (1974) 0.04" NA
Oct 21 20° 46° -2° (1984) 63° (2003) 0.04" NA
Oct 22 19° 46° 0° (1984) 66° (2003) 0.04" NA
Oct 23 19° 45° 0° (1984) 67° (2003) 0.04" NA
Oct 24 19° 44° 0° (1975) 58° (1952) 0.04" NA
Oct 25 18° 44° -7° (1975) 59° (1952) 0.04" NA
Oct 26 18° 43° 1° (1997) 62° (2003) 0.05" NA
Oct 27 17° 43° 3° (1984) 62° (1999) 0.05" NA
Oct 28 17° 42° 2° (1984) 63° (1952) 0.05" NA
Oct 29 17° 42° -6° (1991) 58° (1952) 0.05" NA
Oct 30 16° 41° -13° (1991) 61° (1990) 0.05" NA
Oct 31 16° 41° -9° (1991) 55° (1965) 0.05" NA
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