About Mattapoisett, MA

With a population of around 6,400, Mattapoisett sits in Massachusetts, United States. The city operates in the Eastern Time Zone.

Mattapoisett has a humid continental climate. Average annual temperature is 50°F, with January lows around 21°F and July highs near 83°F. The city averages 46 inches of precipitation per year. The wettest month is typically March; the driest is February.