Monthly weather forecast and climate
Sag Harbor, NY

Average sea temperature - Sag Harbor, NY

The best month for swimming (with the highest average sea temperature) is August (73.3°F).
The coldest month (with the lowest average sea temperature) is February (39.8°F).

Average daylight - Sag Harbor, NY

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.3h).

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