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    • Today

      Sep 25

      68° /51°F
      Plenty of sunshine
      • 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
    • Mon

      Sep 26

      70° /62°
      Mostly sunny
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Sep 27

      72° /56°
      Morning rain; clearing
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Wed

      Sep 28

      72° /62°
      An afternoon shower in spots
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Thu

      Sep 29

      73° /60°
      Rain and drizzle possible
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    Sunday
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    Forecast Sunny Sunny Sunny Sunny Sunny Sunny Sunny Clear
    Temp (°F) 64° 65° 66° 67° 68° 68° 66° 63°
    RealFeel® 67° 70° 70° 70° 69° 67° 64° 62°
    Wind (mph) 8 NNW 8 NNW 8 NNW 8 NNW 8 NNW 8 NNW 7 NNW 6 NNW
    precip
    12pm
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    Rain
    0%
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    0%
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    Snow
    0%
    0%
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    0%
    Ice
    0%
    0%
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    0%
    SKY
    12pm
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    6pm
    7pm
    UV Index 4 5 4 4 2 1 0 0
    Cloud Cover 3% 0% 0% 0% 0% 0% 0% 0%
    Humidity 36% 32% 29% 27% 27% 28% 32% 37%
    Dew Point 36° 34° 33° 33° 33° 34° 35° 37°
    Temp °F
    12pm
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    70° 65° 60°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/25/2015
    High 68° 71° N/A 74°
    Low 51° 55° N/A 61°

    Sunrise/Sunset

    • Sunrise: 6:45 AM
    • Sunset: 6:45 PM
    • Duration: 12:00 hr

    Moonrise/Moonset

    • Moonrise: 1:21 AM
    • Moonset: 3:50 PM
    • Duration: 14:29 hr
    Astronomy

    Cold Spring Harbor Weather Report

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

    September 25, 2016; 10:29 AM 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 >

    Sun. Pollen

    Sun. Dust & Dander

    Sun. Wind Maps