West Yellowstone, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 23° -60° (1963) 47° (1986) 2.16" 29.6"
February 29° -66° (1933) 56° (1958) 1.8" 28.6"
March 12° 38° -43° (1955) 61° (1966) 1.78" 22.9"
April 21° 47° -26° (1936) 76° (1939) 1.77" 12.6"
May 29° 59° 0° (1954) 88° (1936) 2.45" 3.1"
June 36° 68° 18° (1924) 93° (1936) 2.31" 0.2"
July 40° 77° 20° (1948) 97° (1936) 1.77" 0"
August 37° 77° 15° (1928) 96° (1961) 1.16" 0"
September 30° 66° -9° (1926) 91° (1950) 1.37" 0.3"
October 21° 50° -20° (1971) 83° (1934) 1.56" 8.1"
November 10° 32° -38° (1929) 64° (1962) 2.1" 28"
December -1° 22° -59° (1924) 54° (1946) 2.67" 36.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Aug 1 39° 79° 29° (1932) 91° (1961) 0.05" NA
Aug 2 39° 79° 26° (1937) 93° (1961) 0.04" NA
Aug 3 39° 79° 25° (1938) 94° (1961) 0.04" NA
Aug 4 39° 79° 26° (1937) 96° (1961) 0.04" NA
Aug 5 39° 79° 27° (1932) 94° (1961) 0.05" NA
Aug 6 38° 79° 27° (1944) 92° (1963) 0.03" NA
Aug 7 38° 79° 27° (1924) 92° (1983) 0.04" NA
Aug 8 38° 79° 25° (1939) 90° (1936) 0.04" NA
Aug 9 38° 79° 25° (1931) 94° (1940) 0.04" NA
Aug 10 38° 79° 22° (1939) 93° (1969) 0.03" NA
Aug 11 38° 78° 27° (1929) 93° (1935) 0.04" NA
Aug 12 38° 78° 27° (1932) 95° (1940) 0.04" NA
Aug 13 38° 78° 25° (1928) 96° (1940) 0.03" NA
Aug 14 38° 78° 19° (1928) 93° (1933) 0.03" NA
Aug 15 37° 78° 22° (1928) 88° (1933) 0.03" NA
Aug 16 37° 78° 18° (1928) 90° (1939) 0.03" NA
Aug 17 37° 77° 15° (1928) 89° (1931) 0.04" NA
Aug 18 37° 77° 24° (1946) 91° (1940) 0.03" NA
Aug 19 37° 77° 25° (1995) 91° (1942) 0.03" NA
Aug 20 37° 77° 24° (1928) 91° (1946) 0.04" NA
Aug 21 37° 76° 24° (1928) 89° (1935) 0.03" NA
Aug 22 36° 76° 25° (1924) 90° (1969) 0.04" NA
Aug 23 36° 76° 25° (1928) 91° (1969) 0.03" NA
Aug 24 36° 76° 22° (1947) 92° (1969) 0.04" NA
Aug 25 36° 75° 17° (1925) 89° (1981) 0.04" NA
Aug 26 36° 75° 16° (1992) 91° (1981) 0.03" NA
Aug 27 36° 75° 23° (1931) 88° (1971) 0.04" NA
Aug 28 35° 74° 20° (1931) 89° (1934) 0.04" NA
Aug 29 35° 74° 21° (1928) 85° (1948) 0.04" NA
Aug 30 35° 74° 20° (1928) 90° (1954) 0.05" NA
Aug 31 35° 73° 18° (1956) 89° (1940) 0.04" NA
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