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    • Today

      Sep 30

      60° /51°
      A bit of afternoon rain
      • Common Cold
        • Common Cold
        • Flu
      • Beneficial
      • weather for colds
      • Avg Temp: 56°
      • Avg RealFeel: 47°
      • Hi RealFeel: 54°
      More
    • Sat

      Oct 1

      55° /51°
      Breezy with periods of rain
      • Beneficial
      • weather for colds
      • Avg Temp: 53°
      • Avg RealFeel: 47°
      • Hi RealFeel: 48°
      More
    • Sun

      Oct 2

      61° /53°F
      Cloudy with a shower or two
      • Beneficial
      • weather for colds
      • Avg Temp: 57°
      • Avg RealFeel: 58°
      • Hi RealFeel: 62°
    • Mon

      Oct 3

      67° /53°
      A thick cloud cover
      • Beneficial
      • weather for colds
      • Avg Temp: 60°
      • Avg RealFeel: 59°
      • Hi RealFeel: 68°
      More
    • Tue

      Oct 4

      60° /47°
      Continued cloudy
      • Beneficial
      • weather for colds
      • Avg Temp: 54°
      • Avg RealFeel: 54°
      • Hi RealFeel: 61°
      More

    Day

    61°Hi RealFeel® 62° Precipitation 63%
    Cloudy with a brief shower or two
    • NNE 4 mph
    • Gusts: 6 mph
    • Max UV Index: 1 (Low)
    • Thunderstorms: 29%
    • Precipitation: 0.16 in
    • Rain: 0.16 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 2 hrs
    • Hours of Rain: 2 hrs

    Night

    53°Lo RealFeel® 53° Precipitation 55%
    Cloudy with occasional rain and a thunderstorm
    • N 2 mph
    • Gusts: 4 mph
    • Max UV Index: N/A
    • Thunderstorms: 29%
    • Precipitation: 0.16 in
    • Rain: 0.16 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 2.5 hrs
    • Hours of Rain: 2.5 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 10/2/2015
    High 61° 66° N/A 53°
    Low 53° 44° N/A 47°

    Sunrise/Sunset

    • Sunrise: 6:45 AM
    • Sunset: 6:24 PM
    • Duration: 11:39 hr

    Moonrise/Moonset

    • Moonrise: 8:07 AM
    • Moonset: 7:30 PM
    • Duration: 11:23 hr
    Astronomy

    Chelmsford 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 >

    Sun. Cold & Flu

    Sun. UV Index