The most pleasant months of the year for the 02643 zip code are July, August and June. In the 02643 zip code, there are 4 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for the 02643 zip code with an average high temperature of 77.7°, which ranks it as one of the coolest places in Massachusetts. February is the snowiest month in the 02643 zip code with 8.8 inches of snow, and 6 months of the year have significant snowfall. July is the most humid month, though humidity is low for most of the year.