West Yellowstone, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -17° -4° -51.1° (1963) 8.3° (1986) 1.96" 29.6"
February -16° -1° -54.4° (1933) 13.3° (1958) 1.77" 28.6"
March -11° -41.7° (1955) 16.1° (1966) 1.82" 22.9"
April -6° -32.2° (1936) 24.4° (1939) 1.51" 12.6"
May -2° 14° -17.8° (1954) 31.1° (1936) 2.19" 3.1"
June 21° -7.8° (1924) 33.9° (1936) 2.21" 0.2"
July 26° -6.7° (1948) 36.1° (1936) 1.84" 0"
August 25° -9.4° (1928) 35.6° (1961) 1.36" 0"
September -1° 19° -22.8° (1926) 32.8° (1950) 1.47" 0.3"
October -6° 11° -28.9° (1971) 28.3° (1934) 1.3" 8.1"
November -12° -38.9° (1929) 17.8° (1962) 2.01" 28"
December -17° -4° -50.6° (1924) 12.2° (1946) 2.3" 36.1"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Apr 1 -8.9° 5.6° -30° (1926) 14° (1965) 0.05" NA
Apr 2 -8.3° 6.1° -26° (1975) 16° (1990) 0.05" NA
Apr 3 -8.3° 6.1° -27° (1945) 15° (1944) 0.05" NA
Apr 4 -8.3° 6.1° -21° (1983) 17° (1960) 0.05" NA
Apr 5 -7.8° 6.1° -32° (1936) 17° (1960) 0.05" NA
Apr 6 -7.8° 6.7° -29° (1928) 16° (1960) 0.05" NA
Apr 7 -7.8° 6.7° -29° (1928) 17° (1960) 0.05" NA
Apr 8 -7.8° 6.7° -29° (1928) 18° (1934) 0.05" NA
Apr 9 -7.2° 7.2° -23° (1953) 17° (1925) 0.05" NA
Apr 10 -7.2° 7.2° -27° (1933) 17° (1942) 0.05" NA
Apr 11 -7.2° 7.2° -24° (1953) 20° (1934) 0.05" NA
Apr 12 -6.7° 7.2° -21° (1929) 22° (1934) 0.05" NA
Apr 13 -6.7° 7.8° -23° (1933) 21° (1934) 0.05" NA
Apr 14 -6.7° 7.8° -24° (1945) 20° (1988) 0.05" NA
Apr 15 -6.7° 7.8° -17° (1953) 19° (1934) 0.05" NA
Apr 16 -6.1° 8.3° -26° (1924) 20° (1936) 0.05" NA
Apr 17 -6.1° 8.3° -20° (1964) 24° (1936) 0.05" NA
Apr 18 -6.1° 8.3° -17° (1968) 23° (1936) 0.05" NA
Apr 19 -5.6° 8.9° -28° (1927) 21° (1936) 0.05" NA
Apr 20 -5.6° 8.9° -21° (1982) 22° (1934) 0.05" NA
Apr 21 -5.6° 9.4° -19° (1928) 23° (1934) 0.05" NA
Apr 22 -5.6° 9.4° -14° (1928) 23° (1934) 0.05" NA
Apr 23 -5° 9.4° -23° (1927) 22° (1934) 0.05" NA
Apr 24 -5° 10° -18° (1937) 22° (1977) 0.05" NA
Apr 25 -5° 10° -17° (1929) 22° (1946) 0.05" NA
Apr 26 -4.4° 10° -15° (1988) 23° (1992) 0.05" NA
Apr 27 -4.4° 10.6° -13° (1924) 23° (1987) 0.05" NA
Apr 28 -4.4° 10.6° -18° (1924) 24° (1987) 0.05" NA
Apr 29 -3.9° 11.1° -17° (1935) 24° (1939) 0.05" NA
Apr 30 -3.9° 11.1° -16° (1950) 21° (1926) 0.06" NA
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