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Sayville, NY Marine Weather Forecast

Overnight - 34°F
Dec 23, 2025
9 mph W
Chance Light Snow
A chance of snow. Cloudy. Low around 34, with temperatures rising to around 36 overnight. West wind around 9 mph. Chance of precipitation is 50%.
Tuesday - 42°F
Dec 23, 2025
8 to 14 mph SW
Rain And Snow
A chance of snow before 7am, then rain and snow. Cloudy, with a high near 42. Southwest wind 8 to 14 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night - 36°F
Dec 23, 2025
10 to 16 mph W
Chance Light Rain then Mostly Cloudy
A chance of rain before 7pm. Mostly cloudy. Low around 36, with temperatures rising to around 38 overnight. West wind 10 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Wednesday - 42°F
Dec 24, 2025
13 to 21 mph NW
Sunny
Sunny. High near 42, with temperatures falling to around 39 in the afternoon. Northwest wind 13 to 21 mph, with gusts as high as 33 mph.
Wednesday Night - 29°F
Dec 24, 2025
3 to 10 mph NW
Partly Cloudy
Partly cloudy. Low around 29, with temperatures rising to around 31 overnight. Northwest wind 3 to 10 mph.
Christmas Day - 42°F
Dec 25, 2025
5 to 14 mph W
Mostly Cloudy
Mostly cloudy. High near 42, with temperatures falling to around 40 in the afternoon.
Thursday Night - 24°F
Dec 25, 2025
13 mph NW
Mostly Cloudy
Mostly cloudy, with a low around 24.
Friday - 33°F
Dec 26, 2025
13 mph NE
Chance Light Snow
A chance of snow after 7am. Mostly cloudy, with a high near 33. Chance of precipitation is 50%.
Friday Night - 26°F
Dec 26, 2025
10 to 14 mph E
Light Snow
Snow. Cloudy, with a low around 26. Chance of precipitation is 90%.
Saturday - 38°F
Dec 27, 2025
13 to 16 mph NE
Light Snow
Snow before 7am, then a chance of rain and snow. Cloudy, with a high near 38. Chance of precipitation is 80%.
Saturday Night - 34°F
Dec 27, 2025
7 to 12 mph E
Chance Rain And Snow
A chance of rain and snow. Cloudy, with a low around 34. Chance of precipitation is 40%.
Sunday - 45°F
Dec 28, 2025
7 to 14 mph S
Light Rain Likely
Rain likely. Cloudy, with a high near 45. Chance of precipitation is 70%.
Sunday Night - 25°F
Dec 28, 2025
15 to 22 mph W
Light Rain Likely
Rain likely. Mostly cloudy, with a low around 25. Chance of precipitation is 70%.
Monday - 33°F
Dec 29, 2025
23 to 28 mph W
Chance Light Rain then Slight Chance Rain And Snow
A chance of rain before 1pm, then a slight chance of rain and snow. Partly sunny, with a high near 33.

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