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Peconic, NY Marine Weather Forecast

Tonight - 54°F
May 16, 2026
10 to 18 mph SW
Partly Cloudy then Chance Rain Showers
A chance of rain showers after 2am. Partly cloudy. Low around 54, with temperatures rising to around 56 overnight. Southwest wind 10 to 18 mph, with gusts as high as 30 mph.
Sunday - 65°F
May 17, 2026
6 to 9 mph SW
Chance Rain Showers then Sunny
A chance of rain showers before 8am. Sunny. High near 65, with temperatures falling to around 61 in the afternoon. Southwest wind 6 to 9 mph.
Sunday Night - 53°F
May 17, 2026
1 to 9 mph SW
Partly Cloudy
Partly cloudy. Low around 53, with temperatures rising to around 55 overnight. Southwest wind 1 to 9 mph.
Monday - 60°F
May 18, 2026
5 to 8 mph SE
Mostly Sunny
Mostly sunny. High near 60, with temperatures falling to around 56 in the afternoon. Southeast wind 5 to 8 mph.
Monday Night - 54°F
May 18, 2026
3 to 7 mph S
Partly Cloudy
Partly cloudy. Low around 54, with temperatures rising to around 56 overnight. South wind 3 to 7 mph.
Tuesday - 65°F
May 19, 2026
7 to 15 mph SW
Sunny
Sunny. High near 65, with temperatures falling to around 62 in the afternoon.
Tuesday Night - 59°F
May 19, 2026
15 mph SW
Mostly Clear
Mostly clear, with a low around 59.
Wednesday - 71°F
May 20, 2026
12 to 15 mph SW
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 71. Chance of precipitation is 30%.
Wednesday Night - 54°F
May 20, 2026
7 to 14 mph W
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
Thursday - 62°F
May 21, 2026
9 mph N
Chance Rain Showers
A chance of rain showers. Partly sunny, with a high near 62. Chance of precipitation is 40%.
Thursday Night - 51°F
May 21, 2026
7 mph NE
Chance Rain Showers then Mostly Cloudy
A chance of rain showers before 8pm. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Friday - 58°F
May 22, 2026
8 mph NE
Slight Chance Rain Showers
A slight chance of rain showers after 8am. Mostly cloudy, with a high near 58.
Friday Night - 50°F
May 22, 2026
1 to 6 mph E
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Saturday - 59°F
May 23, 2026
5 to 9 mph E
Chance Rain Showers
A chance of rain showers. Partly sunny, with a high near 59.

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