Acton, Massachusetts
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 16° 34° -19° (1961) 70° (2007) 3.71" 16.1"
February 19° 38° -15° (1967) 72° (1997) 3.66" 12.1"
March 27° 46° -7° (1967) 90° (1998) 4.83" 10.6"
April 36° 58° 6° (1964) 94° (2002) 4.16" 2.6"
May 46° 69° 26° (1964) 95° (1962) 4.04" 0"
June 55° 77° 35° (1964) 97° (1999) 3.93" 0"
July 61° 82° 42° (1988) 99° (1995) 4.07" 0"
August 59° 81° 32° (1965) 101° (1975) 3.72" 0"
September 51° 73° 28° (1963) 95° (2007) 3.77" 0"
October 40° 61° 17° (1966) 89° (1963) 4.32" 0.1"
November 32° 51° -1° (1989) 79° (1994) 4.43" 2.3"
December 22° 40° -17° (1963) 77° (1998) 4.32" 11.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Sep 1 56° 78° 39° (1975) 95° (1969) 0.11" 0"
Sep 2 56° 78° 41° (1970) 92° (1966) 0.1" 0"
Sep 3 56° 77° 40° (1970) 94° (1999) 0.1" 0"
Sep 4 55° 77° 41° (1987) 92° (1973) 0.11" 0"
Sep 5 55° 77° 40° (1963) 91° (1971) 0.11" 0"
Sep 6 55° 76° 39° (2000) 91° (1983) 0.11" 0"
Sep 7 54° 76° 35° (1962) 94° (2007) 0.11" 0"
Sep 8 54° 76° 39° (1978) 95° (2007) 0.12" 0"
Sep 9 54° 75° 37° (1990) 93° (2002) 0.12" 0"
Sep 10 53° 75° 36° (1978) 92° (2002) 0.12" 0"
Sep 11 53° 75° 38° (1963) 94° (1983) 0.13" 0"
Sep 12 53° 74° 35° (1967) 93° (1961) 0.13" 0"
Sep 13 52° 74° 39° (1963) 94° (1957) 0.13" 0"
Sep 14 52° 73° 34° (1963) 88° (2005) 0.13" 0"
Sep 15 52° 73° 33° (1963) 88° (1993) 0.13" 0"
Sep 16 51° 73° 32° (1964) 89° (1957) 0.13" 0"
Sep 17 51° 72° 34° (1960) 87° (1991) 0.13" 0"
Sep 18 50° 72° 34° (1961) 85° (1992) 0.13" 0"
Sep 19 50° 72° 34° (1959) 87° (1983) 0.13" 0"
Sep 20 49° 71° 29° (1993) 92° (1983) 0.14" 0"
Sep 21 49° 71° 32° (1969) 86° (1978) 0.13" 0"
Sep 22 49° 70° 28° (1962) 91° (1970) 0.13" 0"
Sep 23 48° 70° 32° (1963) 90° (1970) 0.13" 0"
Sep 24 48° 70° 28° (1963) 89° (1959) 0.13" 0"
Sep 25 47° 69° 29° (1963) 88° (1970) 0.14" 0"
Sep 26 47° 69° 32° (1978) 91° (2007) 0.13" 0"
Sep 27 47° 68° 30° (1966) 85° (1998) 0.14" 0"
Sep 28 46° 68° 32° (1989) 83° (1959) 0.14" 0"
Sep 29 46° 67° 29° (2000) 84° (1959) 0.14" 0"
Sep 30 45° 67° 29° (1992) 84° (1986) 0.14" 0"
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