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
Jan 1 -17.8° -5.6° -43° (1942) 3° (1940) 0.07" NA
Jan 2 -17.8° -5.6° -38° (1959) 5° (1934) 0.07" NA
Jan 3 -17.8° -5.6° -42° (1959) 3° (1934) 0.07" NA
Jan 4 -17.2° -5° -44° (1942) 3° (1956) 0.07" NA
Jan 5 -17.2° -5° -41° (1970) 2° (1965) 0.07" NA
Jan 6 -17.2° -5° -43° (1937) 6° (1933) 0.07" NA
Jan 7 -17.2° -5° -38° (1937) 7° (1927) 0.07" NA
Jan 8 -17.2° -5° -48° (1937) 4° (1990) 0.07" NA
Jan 9 -17.2° -5° -44° (1962) 4° (1945) 0.07" NA
Jan 10 -17.2° -5° -48° (1962) 4° (1990) 0.07" NA
Jan 11 -17.2° -5° -46° (1963) 7° (1953) 0.06" NA
Jan 12 -17.2° -5° -51° (1963) 5° (1942) 0.06" NA
Jan 13 -17.2° -5° -34° (1963) 4° (1969) 0.06" NA
Jan 14 -17.2° -5° -38° (1964) 4° (1938) 0.06" NA
Jan 15 -17.2° -4.4° -39° (1947) 4° (1974) 0.06" NA
Jan 16 -17.2° -4.4° -41° (1957) 7° (1974) 0.06" NA
Jan 17 -16.7° -4.4° -49° (1930) 4° (1971) 0.06" NA
Jan 18 -16.7° -4.4° -50° (1943) 4° (1975) 0.06" NA
Jan 19 -16.7° -4.4° -43° (1963) 8° (1986) 0.06" NA
Jan 20 -16.7° -4.4° -45° (1929) 3° (1950) 0.06" NA
Jan 21 -16.7° -4.4° -49° (1937) 4° (1944) 0.06" NA
Jan 22 -16.7° -3.9° -47° (1962) 4° (1925) 0.06" NA
Jan 23 -16.7° -3.9° -45° (1930) 6° (1981) 0.06" NA
Jan 24 -16.7° -3.9° -42° (1930) 3° (1960) 0.06" NA
Jan 25 -16.7° -3.9° -38° (1932) 5° (1935) 0.06" NA
Jan 26 -16.7° -3.9° -46° (1957) 6° (1935) 0.06" NA
Jan 27 -16.7° -3.3° -48° (1957) 5° (1935) 0.06" NA
Jan 28 -16.7° -3.3° -43° (1980) 8° (1935) 0.06" NA
Jan 29 -16.7° -3.3° -48° (1951) 7° (1931) 0.06" NA
Jan 30 -16.7° -3.3° -44° (1951) 7° (1931) 0.06" NA
Jan 31 -16.7° -3.3° -44° (1996) 8° (1931) 0.06" NA
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