With a population of around 7,000, Dalton sits in Massachusetts, United States. The city operates in the Eastern Time Zone.
In 2025, Dalton recorded an average annual temperature of 46°F — right at the 30-year normal of 46°F. The hottest day reached 88°F in June; the coldest was -8°F in February. Total precipitation was 46 inches (near normal). The wettest month was May.
View current conditions and forecast for Dalton · More cities in Massachusetts