Chatham, Massachusetts
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 24° 38° -6° (2004) 61° (2000) 3.83" 7.7"
February 25° 38° 0° (1996) 57° (1990) 4.4" 11.8"
March 31° 43° 7° (1980) 77° (1998) 4.85" 3.4"
April 40° 51° 19° (1982) 80° (1990) 4.14" 0.8"
May 48° 59° 33° (1995) 88° (2007) 3.81" 0"
June 57° 68° 44° (1997) 89° (1994) 3.41" 0"
July 63° 75° 51° (1988) 95° (1999) 3.28" 0"
August 63° 75° 47° (1976) 93° (1975) 3.2" 0"
September 58° 69° 40° (1992) 84° (1977) 3.83" 0"
October 48° 60° 31° (1988) 80° (1997) 4.04" 0"
November 40° 52° 19° (1989) 68° (1994) 4.03" 0.6"
December 30° 43° 0° (1980) 69° (1998) 4.38" 4.6"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jul 1 61° 73° 51° (1988) 78° (1987) 0.09" 0"
Jul 2 61° 73° 51° (1985) 78° (1976) 0.09" 0"
Jul 3 61° 73° 51° (1985) 85° (2002) 0.1" 0"
Jul 4 62° 74° 53° (1992) 86° (2002) 0.1" 0"
Jul 5 62° 74° 51° (1978) 95° (1999) 0.09" 0"
Jul 6 62° 74° 51° (1978) 95° (1999) 0.1" 0"
Jul 7 62° 74° 54° (1987) 89° (2010) 0.1" 0"
Jul 8 62° 74° 55° (1984) 85° (1999) 0.1" 0"
Jul 9 62° 74° 56° (1976) 89° (1986) 0.1" 0"
Jul 10 62° 75° 53° (1984) 87° (1993) 0.1" 0"
Jul 11 63° 75° 52° (2004) 88° (2005) 0.1" 0"
Jul 12 63° 75° 55° (1978) 88° (2005) 0.1" 0"
Jul 13 63° 75° 56° (1973) 87° (1983) 0.11" 0"
Jul 14 63° 75° 56° (1987) 81° (1977) 0.12" 0"
Jul 15 63° 75° 57° (1999) 83° (1997) 0.11" 0"
Jul 16 63° 75° 57° (1984) 89° (1995) 0.12" 0"
Jul 17 63° 75° 54° (1992) 91° (1999) 0.11" 0"
Jul 18 63° 75° 56° (1989) 88° (1977) 0.12" 0"
Jul 19 63° 76° 57° (1979) 85° (1977) 0.12" 0"
Jul 20 63° 76° 57° (2002) 89° (2005) 0.11" 0"
Jul 21 63° 76° 55° (2000) 89° (2005) 0.11" 0"
Jul 22 63° 76° 55° (1992) 85° (2005) 0.11" 0"
Jul 23 63° 76° 54° (1992) 85° (2005) 0.1" 0"
Jul 24 63° 76° 57° (1983) 80° (1975) 0.11" 0"
Jul 25 63° 76° 56° (1992) 83° (1980) 0.11" 0"
Jul 26 63° 76° 56° (1976) 85° (2010) 0.1" 0"
Jul 27 63° 76° 55° (1977) 82° (1981) 0.11" 0"
Jul 28 63° 76° 56° (2001) 88° (1999) 0.11" 0"
Jul 29 63° 76° 56° (1977) 88° (1999) 0.11" 0"
Jul 30 63° 76° 55° (2001) 86° (1999) 0.11" 0"
Jul 31 63° 76° 58° (1979) 87° (1995) 0.11" 0"
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