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Personalized Forecasts

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    • Today

      Sep 25

      67° /52°F
      Plenty of sunshine
      • Poor
      • for skiing
      • Rain: 0 in
      • Precip: 2%
      • Hours of Precip: 0
    • Mon

      Sep 26

      67° /62°
      Sunny to partly cloudy
      • Poor
      • for skiing
      • Rain: 0.41 in
      • Precip: 7%
      • Hours of Precip: 4
      More
    • Tue

      Sep 27

      71° /59°
      Morning rain
      • Poor
      • for skiing
      • Rain: 0.24 in
      • Precip: 65%
      • Hours of Precip: 3
      More
    • Wed

      Sep 28

      72° /63°
      Rain and drizzle in the p.m.
      • Poor
      • for skiing
      • Rain: 0.03 in
      • Precip: 53%
      • Hours of Precip: 1.5
      More
    • Thu

      Sep 29

      74° /60°
      Mostly cloudy and humid
      • Poor
      • for skiing
      • Rain: 0.01 in
      • Precip: 25%
      • Hours of Precip: 0.5
      More

    Day

    67°Hi RealFeel® 68° Precipitation 2%
    Plenty of sunshine
    • NNW 9 mph
    • Gusts: 17 mph
    • Max UV Index: 5 (Moderate)
    • Thunderstorms: 4%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    52°Lo RealFeel® 49° Precipitation 6%
    Mainly clear
    • NNE 7 mph
    • Gusts: 10 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/25/2015
    High 67° 70° N/A 72°
    Low 52° 48° N/A 56°

    Sunrise/Sunset

    • Sunrise: 6:40 AM
    • Sunset: 6:40 PM
    • Duration: 12:00 hr

    Moonrise/Moonset

    • Moonrise: 1:16 AM
    • Moonset: 3:46 PM
    • Duration: 14:30 hr
    Astronomy

    Sag Harbor Weather Report

    Crisp fall air to bring first frost of season to parts of northeastern US

    September 25, 2016; 2:29 PM ET

    Fall air has finally arrived in the northeastern United States and may yield the first frost of the season in parts of the region to end this weekend. More >

    Radar & Satellite

    48 Hour Precipitation Forecast

    Sun. Ski Weather