About Cheshire, CT's Climate & Weather History

Cheshire is a city of approximately 29,400 people in Connecticut, United States. Located in the Eastern Time Zone at 41.5°N latitude.

In 2025, Cheshire recorded an average annual temperature of 51°F — right at the 30-year normal of 51°F. The hottest day reached 98°F in June; the coldest was -4°F in January. Total precipitation was 46 inches (near normal). The wettest month was May.