Butte, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 30° -48° (1937) 58° (1931) 0.53" 8.2"
February 10° 35° -52° (1933) 61° (1921) 0.47" 7.6"
March 18° 42° -36° (1948) 69° (1994) 0.83" 10.9"
April 26° 52° -16° (1982) 83° (1910) 1.02" 8.6"
May 34° 61° 9° (1975) 90° (1919) 2.02" 3.3"
June 41° 71° 22° (1916) 97° (1919) 2.07" 0.2"
July 45° 80° 28° (1971) 100° (1931) 1.47" 0"
August 44° 79° 23° (1992) 99° (2000) 1.36" 0.3"
September 35° 68° 3° (1926) 93° (2000) 1.09" 1.1"
October 26° 55° -23° (1991) 85° (1918) 0.79" 4.5"
November 15° 39° -42° (1959) 69° (1917) 0.6" 7.7"
December 30° -52° (1983) 66° (1917) 0.53" 8.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 30° 56° 9° (1975) 80° (1985) 0.05" NA
May 2 31° 57° 11° (1975) 82° (1985) 0.05" NA
May 3 31° 57° 18° (1942) 81° (1966) 0.05" NA
May 4 31° 57° 15° (1950) 83° (1966) 0.05" NA
May 5 32° 57° 18° (1996) 82° (1966) 0.06" NA
May 6 32° 58° 16° (1968) 82° (1966) 0.06" NA
May 7 32° 58° 16° (1965) 82° (1987) 0.06" NA
May 8 32° 58° 9° (1965) 81° (1987) 0.06" NA
May 9 32° 59° 16° (1916) 79° (1994) 0.06" NA
May 10 33° 59° 18° (1946) 81° (1906) 0.06" NA
May 11 33° 59° 15° (1967) 81° (1960) 0.06" NA
May 12 33° 60° 16° (1985) 82° (1960) 0.06" NA
May 13 34° 60° 18° (1983) 84° (1993) 0.07" NA
May 14 34° 60° 18° (1983) 88° (1936) 0.07" NA
May 15 34° 60° 21° (2004) 81° (1934) 0.07" NA
May 16 34° 61° 21° (1974) 84° (1988) 0.07" NA
May 17 35° 61° 16° (1896) 82° (1976) 0.07" NA
May 18 35° 61° 21° (1903) 83° (1954) 0.07" NA
May 19 35° 62° 22° (2003) 85° (1954) 0.07" NA
May 20 35° 62° 23° (2003) 83° (1919) 0.07" NA
May 21 36° 62° 12° (1938) 84° (1919) 0.07" NA
May 22 36° 63° 19° (1916) 83° (1919) 0.07" NA
May 23 36° 63° 19° (1916) 84° (1929) 0.07" NA
May 24 36° 63° 20° (1918) 84° (1928) 0.07" NA
May 25 37° 64° 20° (1950) 85° (1934) 0.07" NA
May 26 37° 64° 22° (1975) 83° (1934) 0.07" NA
May 27 37° 64° 25° (1973) 87° (1986) 0.07" NA
May 28 37° 65° 21° (1947) 90° (1919) 0.07" NA
May 29 38° 65° 21° (1947) 87° (1936) 0.07" NA
May 30 38° 65° 24° (1920) 87° (1936) 0.07" NA
May 31 38° 65° 24° (1950) 84° (1910) 0.08" NA
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