About Medway, MA's Climate & Weather History

With a population of around 13,000, Medway sits in Massachusetts, United States. The city operates in the Eastern Time Zone.

In 2025, Medway recorded an average annual temperature of 50°F. The hottest temperatures reached 96°F in June; the coolest were -1°F in January. Total precipitation for the year was 42 inches, with the wettest month being May. Snowfall for the year totaled approximately 9 inches.