, °F

Personalized Forecasts

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My Favorite Forecasts

    My Recent Locations

    • Tue

      May 2

      75° /43°
      Warmer; a morning shower
      • Very Good
      • for fishing
      • Precip: 23%
      • Cloud Cover: 23%
      • Wind Speed: 10 mph
      More
    • Wed

      May 3

      61° /36°F
      Chance of a shower
      • Very Good
      • for fishing
      • Precip: 25%
      • Cloud Cover: 62%
      • Wind Speed: 7 mph
    • Thu

      May 4

      64° /45°
      Occasional rain
      • Fair
      • for fishing
      • Precip: 78%
      • Cloud Cover: 99%
      • Wind Speed: 9 mph
      More
    • Fri

      May 5

      60° /47°
      Periods of rain
      • Fair
      • for fishing
      • Precip: 75%
      • Cloud Cover: 100%
      • Wind Speed: 1 mph
      More
    • Sat

      May 6

      66° /44°
      Chance of a little a.m. rain
      • Very Good
      • for fishing
      • Precip: 65%
      • Cloud Cover: 90%
      • Wind Speed: 7 mph
      More

    Day

    61°Hi RealFeel® 60° Precipitation 30%
    Partly sunny with a shower possible
    • W 14 mph
    • Gusts: 21 mph
    • Max UV Index: 6 (High)
    • Thunderstorms: 15%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    36°Lo RealFeel® 33° Precipitation 25%
    Partly cloudy
    • WNW 7 mph
    • Gusts: 13 mph
    • Max UV Index: N/A
    • Thunderstorms: 7%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 5/3/2016
    High 61° 65° N/A 53°
    Low 36° 42° N/A 43°

    Sunrise/Sunset

    • Sunrise: 5:39 AM
    • Sunset: 7:46 PM
    • Duration: 14:07 hr

    Moonrise/Moonset

    • Moonrise: 11:33 AM
    • Moonset: 2:04 AM
    • Duration: 14:31 hr
    Astronomy

    Solunar Information for Chelmsford, MA

    Wed, May 3
    First
    Wed, May 10
    Full
    Fri, May 19
    Last
    Thu, May 25
    New