About Cranston, RI's Climate & Weather History

With a population of around 81,100, Cranston sits in Rhode Island, United States. The city operates in the Eastern Time Zone.

In 2025, Cranston recorded an average annual temperature of 51°F. The hottest temperatures reached 101°F in June; the coolest were 3°F in January. Total precipitation for the year was 46 inches, with the wettest month being May. Snowfall for the year totaled approximately 8 inches.