Thermopolis, Wyoming
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 36° -37° (1984) 65° (1974) 0.49" 7.4"
February 13° 42° -30° (1985) 71° (1986) 0.4" 5.7"
March 22° 52° -23° (1989) 81° (1986) 0.95" 9.9"
April 30° 61° 4° (1973) 86° (1989) 1.62" 6.3"
May 39° 70° 23° (1983) 93° (1969) 2.65" 1.4"
June 47° 81° 29° (1982) 101° (1970) 1.36" 0.2"
July 52° 88° 36° (1972) 103° (1988) 0.71" 0"
August 51° 87° 34° (1976) 104° (1969) 0.72" 0"
September 40° 77° 15° (1984) 96° (1983) 1.08" 1.3"
October 31° 64° -2° (1971) 88° (1970) 1.31" 2.6"
November 18° 46° -26° (1975) 75° (1988) 0.61" 8.6"
December 37° -37° (1983) 69° (1979) 0.51" 10.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 34° 65° 23° (1967) 83° (1981) 0.08" NA
May 2 35° 66° 24° (1972) 86° (1985) 0.08" NA
May 3 35° 66° 25° (1990) 86° (1986) 0.08" NA
May 4 35° 66° 27° (1983) 85° (1966) 0.08" NA
May 5 36° 66° 23° (1982) 87° (1966) 0.08" NA
May 6 36° 67° 23° (1982) 88° (1966) 0.09" NA
May 7 36° 67° 25° (1968) 87° (1966) 0.09" NA
May 8 37° 67° 26° (1984) 87° (1987) 0.09" NA
May 9 37° 68° 24° (1968) 85° (1977) 0.09" NA
May 10 37° 68° 28° (1965) 82° (1989) 0.09" NA
May 11 37° 68° 28° (1983) 83° (1989) 0.09" NA
May 12 38° 69° 23° (1983) 87° (1987) 0.09" NA
May 13 38° 69° 25° (1983) 91° (1988) 0.09" NA
May 14 38° 69° 24° (1974) 87° (1987) 0.09" NA
May 15 39° 69° 24° (1974) 91° (1987) 0.09" NA
May 16 39° 70° 24° (1974) 91° (1988) 0.09" NA
May 17 39° 70° 26° (1984) 89° (1970) 0.09" NA
May 18 39° 71° 30° (1974) 87° (1970) 0.09" NA
May 19 40° 71° 27° (1966) 85° (1970) 0.09" NA
May 20 40° 71° 30° (1975) 88° (1986) 0.09" NA
May 21 40° 72° 31° (1975) 87° (1966) 0.09" NA
May 22 40° 72° 27° (1974) 90° (1967) 0.09" NA
May 23 41° 72° 26° (1986) 88° (1967) 0.09" NA
May 24 41° 73° 32° (1966) 90° (1985) 0.09" NA
May 25 41° 73° 29° (1989) 90° (1969) 0.08" NA
May 26 41° 73° 27° (1975) 90° (1969) 0.08" NA
May 27 42° 74° 30° (1965) 93° (1969) 0.08" NA
May 28 42° 74° 31° (1973) 91° (1969) 0.08" NA
May 29 42° 74° 28° (1982) 91° (1966) 0.08" NA
May 30 42° 75° 25° (1982) 92° (1984) 0.07" NA
May 31 43° 75° 26° (1982) 90° (1972) 0.07" NA
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