Mastic is a city of approximately 15,500 people in New York, United States. Located in the Eastern Time Zone at 40.8°N latitude.
In 2025, Mastic recorded an average annual temperature of 53°F — right at the 30-year normal of 52°F. The hottest day reached 89°F in June; the coldest was 11°F in January. Total precipitation was 44 inches (near normal). The wettest month was May.
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