About North Branford, CT's Climate & Weather History

With a population of around 14,500, North Branford sits in Connecticut, United States. The city operates in the Eastern Time Zone.

In 2025, North Branford recorded an average annual temperature of 51°F — about 0.8°F below the 30-year normal of 52°F. The hottest day reached 101°F in June; the coldest was -1°F in January. Total precipitation was 46 inches (wetter than usual). The wettest month was May.