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

63°F

17°C

Humidity 45%
Wind Speed NE 6 mph
Barometer 30.13 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 19 Sep 3:55 am EDT
Extended Forecast for

Sag Harbor NY

  • Today

    Today: Mostly sunny, with a high near 68. Northeast wind 7 to 10 mph.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 57. East wind around 5 mph.

    Low: 57 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Rain likely, mainly after 2pm. Mostly cloudy, with a high near 70. Southeast wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 70 °F

    Slight Chance
    Rain then
    Rain Likely

  • Sunday Night

    Sunday Night: Rain and possibly a thunderstorm. Low around 58. Southeast wind 5 to 7 mph becoming north after midnight. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 58 °F

    Rain

  • Monday

    Monday: A 30 percent chance of rain before 2pm. Mostly cloudy, with a high near 68. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 68 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 66.

    High: 66 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 66. Breezy.

    High: 66 °F

    Partly Sunny
    and Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 68. Northeast wind 7 to 10 mph.
Tonight
Increasing clouds, with a low around 57. East wind around 5 mph.
Sunday
Rain likely, mainly after 2pm. Mostly cloudy, with a high near 70. Southeast wind 7 to 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain and possibly a thunderstorm. Low around 58. Southeast wind 5 to 7 mph becoming north after midnight. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Monday
A 30 percent chance of rain before 2pm. Mostly cloudy, with a high near 68. Northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
Mostly cloudy, with a high near 66.
Tuesday Night
Mostly cloudy, with a low around 55.
Wednesday
Partly sunny, with a high near 66. Breezy.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 56. Breezy.
Thursday
A 40 percent chance of showers. Mostly cloudy, with a high near 66. Breezy.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 55. Breezy.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 66. Breezy.
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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:
3:16 am EDT Sep 19, 2026
Forecast Valid:
4am EDT Sep 19, 2026-6pm EDT Sep 25, 2026
 
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