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    • Thu

      Sep 29

      70° /60°F
      Clouds and breaks of sun
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Fri

      Sep 30

      73° /58°
      Some sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sat

      Oct 1

      71° /53°
      Sunshine and comfortable
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Oct 2

      70° /54°
      Plenty of sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Oct 3

      68° /52°
      Partly sunny
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

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    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/29/2015
    High 70° 68° N/A 80°
    Low 60° 47° N/A 60°

    Sunrise/Sunset

    • Sunrise: 6:44 AM
    • Sunset: 6:33 PM
    • Duration: 11:49 hr

    Moonrise/Moonset

    • Moonrise: 5:17 AM
    • Moonset: 6:06 PM
    • Duration: 12:49 hr
    Astronomy

    Sag Harbor Weather Report

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

    September 24, 2016; 6:53 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 this weekend. More >