About Stony Brook, NY

Stony Brook, in New York, United States, is home to roughly 13,700 people in the Eastern Time Zone at 40.9°N latitude.

Across a typical year Stony Brook sees about 46 inches of precipitation and 32 inches of snow, with December the wettest month and July the driest. Temperatures range from January lows near 25°F up to July highs around 83°F, averaging 53°F annually — characteristic of a humid continental climate.