About East Somerville, MA's Climate & Weather History

East Somerville is a city of approximately 8,200 people in Massachusetts, United States. Located in the Eastern Time Zone at 42.4°N latitude.

In 2025, East Somerville recorded an average annual temperature of 51°F. The hottest temperatures reached 102°F in June; the coolest were 2°F in January. Total precipitation for the year was 39 inches, with the wettest month being May. Snowfall for the year totaled approximately 10 inches.