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    • Today

      Sep 30

      62° /59°F
      Becoming windier with rain
      • Poor
      • for home energy
      • Avg RealFeel: 52°
      • Hi RealFeel: 55°
      • Wind Speed: 18 mph
    • Sat

      Oct 1

      65° /59°
      Windy and humid with rain
      • Poor
      • for home energy
      • Avg RealFeel: 59°
      • Hi RealFeel: 63°
      • Wind Speed: 16 mph
      More
    • Sun

      Oct 2

      68° /60°
      Cloudy with a shower or two
      • Poor
      • for home energy
      • Avg RealFeel: 61°
      • Hi RealFeel: 67°
      • Wind Speed: 7 mph
      More
    • Mon

      Oct 3

      68° /60°
      Low clouds may break
      • Poor
      • for home energy
      • Avg RealFeel: 61°
      • Hi RealFeel: 68°
      • Wind Speed: 7 mph
      More
    • Tue

      Oct 4

      66° /57°
      A shower in the a.m.; cloudy
      • Poor
      • for home energy
      • Avg RealFeel: 57°
      • Hi RealFeel: 63°
      • Wind Speed: 15 mph
      More

    Day

    62°Hi RealFeel® 55° Precipitation 85%
    Increasingly windy with periods of rain; coastal flooding can occur
    • ENE 18 mph
    • Gusts: 26 mph
    • Max UV Index: 1 (Low)
    • Thunderstorms: 2%
    • Precipitation: 0.56 in
    • Rain: 0.56 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 7 hrs
    • Hours of Rain: 7 hrs

    Night

    59°Lo RealFeel® 48° Precipitation 55%
    Windy with occasional rain and drizzle
    • NE 18 mph
    • Gusts: 28 mph
    • Max UV Index: N/A
    • Thunderstorms: 21%
    • Precipitation: 0.49 in
    • Rain: 0.49 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 6 hrs
    • Hours of Rain: 6 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/30/2015
    High 62° 68° N/A 75°
    Low 59° 46° N/A 64°

    Sunrise/Sunset

    • Sunrise: 6:45 AM
    • Sunset: 6:32 PM
    • Duration: 11:47 hr

    Moonrise/Moonset

    • Moonrise: 6:15 AM
    • Moonset: 6:35 PM
    • Duration: 12:20 hr
    Astronomy

    Sag Harbor Weather Report

    Persistent rain to raise flood risk in part of northeastern US

    September 30, 2016; 9:29 AM ET

    Persistent downpours will raise the flood risk in part of the mid-Atlantic into Friday night, while rain will spread over the balance of the northeastern United States into the weekend. More >

    Fri. Home Energy Efficiency

    Fri. Degree Days

    Fri. UV Index