With a population of around 10,200, Watervliet sits in New York, United States. The city operates in the Eastern Time Zone.
In 2025, Watervliet recorded an average annual temperature of 50°F — about 3.5°F above the 30-year normal of 46°F. The hottest day reached 96°F in July; the coldest was -7°F in February. Total precipitation was 49 inches (wetter than usual). The wettest month was May.
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