National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

East Hampton Town Airport (KJPX)

Lat: 40.96°NLon: 72.25°WElev: 55ft.

Fair

61°F

16°C

Humidity 40%
Wind Speed W 8 mph
Barometer 29.90 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 17 Oct 3:15 pm EDT
Extended Forecast for

Sag Harbor NY

  • Tonight

    Tonight: Mostly clear, with a low around 45. North wind 6 to 8 mph.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 63. North wind around 5 mph becoming calm in the morning.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53. Light south wind.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 69. South wind 6 to 14 mph.

    High: 69 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers, with thunderstorms also possible after 5am. Low around 56. South wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Slight Chance
    Showers then
    Showers

  • Monday

    Monday: Showers, mainly before 2pm. High near 68. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 68 °F

    Showers

  • Monday Night

    Monday Night: A 30 percent chance of showers before 2am. Partly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 45. North wind 6 to 8 mph.
Saturday
Sunny, with a high near 63. North wind around 5 mph becoming calm in the morning.
Saturday Night
Partly cloudy, with a low around 53. Light south wind.
Sunday
Mostly sunny, with a high near 69. South wind 6 to 14 mph.
Sunday Night
Showers, with thunderstorms also possible after 5am. Low around 56. South wind 13 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers, mainly before 2pm. High near 68. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
A 30 percent chance of showers before 2am. Partly cloudy, with a low around 53.
Tuesday
Sunny, with a high near 67.
Tuesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Wednesday
Showers likely, mainly before 8am. Partly sunny, with a high near 64. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Mostly cloudy, with a low around 50.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sag Harbor NY
 40.99°N 72.31°W (Elev. 3 ft)
Last Update:
2:05 pm EDT Oct 17, 2025
Forecast Valid:
3pm EDT Oct 17, 2025-6pm EDT Oct 24, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation