Acton, Montana
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 18° 36° -30° (1997) 68° (1953) 0.48" 8.4"
February 21° 40° -38° (1936) 72° (1961) 0.5" 6.2"
March 27° 49° -19° (1989) 80° (2004) 1.06" 10.2"
April 35° 58° -5° (1936) 90° (1980) 1.66" 8.3"
May 44° 68° 14° (1954) 96° (1936) 2.18" 2"
June 52° 77° 32° (1969) 105° (1984) 2.12" 0"
July 59° 87° 41° (1972) 108° (2002) 1.32" 0"
August 57° 86° 35° (1992) 105° (1961) 0.75" 0"
September 48° 73° 22° (1984) 103° (1983) 1.3" 1.1"
October 37° 59° -7° (1991) 90° (1992) 1.18" 4.1"
November 26° 45° -22° (1959) 77° (1999) 0.63" 6.5"
December 18° 35° -32° (1983) 73° (1939) 0.5" 8.2"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
May 1 39° 63° 17° (1954) 88° (1981) 0.06" 0.1"
May 2 39° 63° 14° (1954) 90° (1985) 0.07" 0.2"
May 3 40° 64° 16° (1954) 85° (1939) 0.06" 0.1"
May 4 40° 64° 21° (1967) 87° (1936) 0.06" 0.1"
May 5 40° 64° 26° (1967) 84° (1936) 0.07" 0.1"
May 6 41° 65° 28° (2010) 89° (1992) 0.06" 0.2"
May 7 41° 65° 29° (2010) 88° (1992) 0.06" 0.1"
May 8 41° 65° 26° (2010) 90° (1987) 0.07" 0.1"
May 9 42° 66° 27° (2002) 86° (1987) 0.07" 0.1"
May 10 42° 66° 25° (1967) 85° (1940) 0.07" 0.1"
May 11 42° 66° 20° (1953) 89° (1960) 0.07" 0"
May 12 42° 66° 21° (1953) 94° (1960) 0.07" 0.1"
May 13 43° 67° 24° (2004) 92° (2001) 0.07" 0.1"
May 14 43° 67° 28° (1953) 96° (1936) 0.07" 0.1"
May 15 43° 67° 32° (1945) 91° (1987) 0.07" 0"
May 16 44° 68° 30° (1974) 91° (1988) 0.07" 0.1"
May 17 44° 68° 32° (1942) 93° (1948) 0.07" 0"
May 18 44° 68° 32° (1942) 94° (1948) 0.08" 0.1"
May 19 45° 68° 29° (1997) 92° (2009) 0.07" 0"
May 20 45° 69° 32° (2003) 91° (1964) 0.07" 0.1"
May 21 45° 69° 31° (1963) 91° (1980) 0.07" 0"
May 22 46° 69° 32° (1963) 94° (1980) 0.08" 0.1"
May 23 46° 70° 29° (2002) 88° (1985) 0.07" 0"
May 24 46° 70° 34° (1975) 90° (1941) 0.07" 0"
May 25 46° 70° 33° (2004) 88° (1983) 0.08" 0.1"
May 26 47° 70° 33° (1975) 95° (1936) 0.08" 0"
May 27 47° 71° 35° (1954) 91° (1969) 0.07" 0"
May 28 47° 71° 27° (1947) 91° (1958) 0.07" 0"
May 29 48° 71° 35° (1959) 94° (2003) 0.08" 0"
May 30 48° 72° 36° (1982) 95° (1984) 0.07" 0"
May 31 48° 72° 32° (1982) 92° (1940) 0.08" 0"
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