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    • Today

      Sep 29

      63° /46°F
      Mostly cloudy and windy
      • Neutral
      • weather for migraines
      • Hi RealFeel: 60°
      • UV: 4 - Moderate
      • Cloud Cover: 81%
    • Fri

      Sep 30

      60° /50°
      Cloudy with a shower or two
      • Neutral
      • weather for migraines
      • Hi RealFeel: 55°
      • UV: 2 - Low
      • Cloud Cover: 98%
      More
    • Sat

      Oct 1

      59° /53°
      Breezy with periods of rain
      • Neutral
      • weather for migraines
      • Hi RealFeel: 54°
      • UV: 2 - Low
      • Cloud Cover: 99%
      More
    • Sun

      Oct 2

      61° /54°
      Occasional rain and drizzle
      • Neutral
      • weather for migraines
      • Hi RealFeel: 62°
      • UV: 2 - Low
      • Cloud Cover: 99%
      More
    • Mon

      Oct 3

      64° /53°
      A passing shower or two
      • Beneficial
      • weather for migraines
      • Hi RealFeel: 67°
      • UV: 2 - Low
      • Cloud Cover: 94%
      More
    50°/50° RealFeel® 42°/39°
    Windy
    • 17 mph
    • Precipitation: 10%
    • Rain: 0 in
    • Snow: 0 in
    • Humidity: 81%
    • Cloud Cover: 94%
    • Dew Point: 44° F
    • Visibility: 10 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/29/2015
    High 63° 67° N/A 84°
    Low 46° 46° N/A 62°

    Sunrise/Sunset

    • Sunrise: 6:41 AM
    • Sunset: 6:29 PM
    • Duration: 11:48 hr

    Moonrise/Moonset

    • Moonrise: 5:12 AM
    • Moonset: 6:03 PM
    • Duration: 12:51 hr
    Astronomy

    Chelmsford Weather Report

    Persistent rain to raise flood risk in part of northeastern US late this week

    September 29, 2016; 2:55 AM ET

    Rain will spread over much of the northeastern U.S. into the weekend, but persistent downpours will raise the flood risk in part of the mid-Atlantic. More >

    Thu. Migraine Headache

    Thu. UV Index