With a population of around 14,900, Tonawanda sits in New York, United States. The city operates in the Eastern Time Zone.
In 2025, Tonawanda recorded an average annual temperature of 49°F — about 0.9°F above the 30-year normal of 48°F. The hottest day reached 90°F in June; the coldest was -8°F in January. Total precipitation was 36 inches (wetter than usual). The wettest month was May.
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