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    • Tonight

      Sep 24

      43° Lo F
      Clear and chilly
    • Sun

      Sep 25

      64° /38°
      Cool with plenty of sunshine
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    • Mon

      Sep 26

      66° /51°
      Sunny to partly cloudy
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    • Tue

      Sep 27

      69° /53°
      Periods of rain
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    • Wed

      Sep 28

      72° /52°
      Nice with clouds and sun
      More
    49°/43° RealFeel® 48°/41°
    Clear
    • 6 mph
    • Precipitation: 2%
    • Rain: 0 in
    • Snow: 0 in
    • Humidity: 64%
    • Cloud Cover: 0%
    • Dew Point: 35° F
    • Visibility: 10 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/24/2015
    High 67° 70° N/A 76°
    Low 43° 48° N/A 45°

    Sunrise/Sunset

    • Sunrise: 6:35 AM
    • Sunset: 6:37 PM
    • Duration: 12:02 hr

    Moonrise/Moonset

    • Moonrise: 12:08 AM
    • Moonset: 2:58 PM
    • Duration: 14:50 hr
    Astronomy

    Watertown 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 >