Acton, Massachusetts
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 16° 35° -19° (1961) 70° (2007) 4.24" 14.8"
February 18° 38° -15° (1967) 72° (1997) 3.33" 14.8"
March 27° 47° -7° (1967) 90° (1998) 4.21" 8.9"
April 36° 58° 6° (1964) 94° (2002) 3.99" 2"
May 46° 69° 26° (1964) 95° (1962) 3.76" 0.3"
June 55° 78° 35° (1964) 97° (1999) 3.61" 0"
July 60° 83° 42° (1988) 99° (1995) 3.83" 0"
August 59° 81° 32° (1965) 101° (1975) 3.54" 0"
September 50° 72° 28° (1963) 95° (2007) 3.84" 0"
October 39° 62° 17° (1966) 89° (1963) 4.14" 0.1"
November 31° 51° -1° (1989) 79° (1994) 4.39" 2.9"
December 22° 40° -17° (1963) 77° (1998) 4.07" 11.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 26° 45° 8° (1976) 72° (2001) 0.14" NA
Dec 2 26° 44° 4° (1989) 63° (1998) 0.14" NA
Dec 3 26° 44° 5° (1976) 64° (1986) 0.14" NA
Dec 4 25° 43° 5° (1976) 70° (1998) 0.14" NA
Dec 5 25° 43° 3° (1989) 67° (2001) 0.13" NA
Dec 6 25° 43° 7° (1989) 74° (2001) 0.13" NA
Dec 7 24° 42° 0° (1964) 77° (1998) 0.13" NA
Dec 8 24° 42° -7° (1964) 62° (1980) 0.13" NA
Dec 9 23° 41° 3° (1989) 70° (1966) 0.13" NA
Dec 10 23° 41° -4° (1964) 60° (1966) 0.13" NA
Dec 11 23° 41° -5° (1958) 63° (1979) 0.13" NA
Dec 12 23° 40° -3° (1988) 66° (1979) 0.13" NA
Dec 13 22° 40° 1° (1988) 63° (1984) 0.13" NA
Dec 14 22° 40° 0° (1976) 56° (1975) 0.13" NA
Dec 15 22° 40° 1° (1960) 65° (1975) 0.13" NA
Dec 16 21° 39° 2° (1970) 62° (1971) 0.13" NA
Dec 17 21° 39° -3° (1980) 63° (2000) 0.13" NA
Dec 18 21° 39° -8° (1980) 57° (1984) 0.13" NA
Dec 19 20° 38° 1° (1979) 55° (1967) 0.13" NA
Dec 20 20° 38° -7° (1980) 64° (1957) 0.13" NA
Dec 21 20° 38° -7° (1980) 63° (1957) 0.13" NA
Dec 22 20° 38° -6° (1980) 63° (1990) 0.13" NA
Dec 23 19° 37° -5° (1989) 66° (1990) 0.13" NA
Dec 24 19° 37° -10° (1989) 62° (1996) 0.13" NA
Dec 25 19° 37° -13° (1980) 61° (1964) 0.13" NA
Dec 26 19° 37° -15° (1980) 62° (1982) 0.13" NA
Dec 27 18° 37° 0° (1968) 59° (1964) 0.13" NA
Dec 28 18° 37° -6° (1963) 63° (1982) 0.13" NA
Dec 29 18° 36° -4° (1963) 71° (1984) 0.13" NA
Dec 30 18° 36° -6° (1962) 60° (1984) 0.13" NA
Dec 31 17° 36° -17° (1963) 64° (1965) 0.13" NA
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