• Tue

    Aug 2

    83°Lo 63°

    Sunshine and patchy clouds

    Neutral weather for migraines
    • Hi
      RealFeel
      89°
    • UV
      5 - High
    • Cloud
      Cover
      25%
  • Wed

    Aug 3

    89°Lo 66°

    Partial sunshine

    Beneficial weather for migraines
    • Hi
      RealFeel
      92°
    • UV
      5 - High
    • Cloud
      Cover
      48%
    more
  • Thu

    Aug 4

    87°Lo 65°

    Partly sunny

    Beneficial weather for migraines
    • Hi
      RealFeel
      89°
    • UV
      5 - High
    • Cloud
      Cover
      36%
    more
  • Fri

    Aug 5

    85°Lo 65°

    A strong afternoon t-storm

    Neutral weather for migraines
    • Hi
      RealFeel
      92°
    • UV
      2 - Low
    • Cloud
      Cover
      91%
    more
  • Sat

    Aug 6

    87°Lo 64°

    An afternoon thunderstorm

    Beneficial weather for migraines
    • Hi
      RealFeel
      94°
    • UV
      5 - High
    • Cloud
      Cover
      51%
    more
Next Previous
Hi 83° RealFeel® 89° Precipitation 8%

Day

N

E

S

W

  • SE 5 mph
  • Gusts: 7 mph

Sunshine and patchy clouds

  • Max UV Index: 6 (High)
  • Thunderstorms: 4%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 63° RealFeel® 64° Precipitation 20%

Night

N

E

S

W

  • WSW 4 mph
  • Gusts: 7 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 2

more Historical Weather Data >
  Today Normal Record 8/2/2015
High 83° 82° N/A 86°
Low 63° 61° N/A 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:39 AM with 14:25 of sunlight, then sets at 8:04 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:24 AM with 14:25 of moolight, then sets at 7:49 PM

Chelmsford Weather Report

Torrential downpours in northeastern US to ease heat wave, raise flash flood risk

July 28, 2016; 8:11 AM ET

As July draws to a close, a storm system swinging up from the Deep South will bring downpours to the northeastern U.S. and break the back of an extended heat wave. more >