Port Byron, in New York, United States, is home to roughly 1,200 people in the Eastern Time Zone at 43°N latitude.
In 2025, Port Byron recorded an average annual temperature of 48°F — about 1.1°F above the 30-year normal of 47°F. The hottest day reached 90°F in August; the coldest was -2°F in January. Total precipitation was 47 inches (wetter than usual). The wettest month was May.
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