• Early AM

    Jul 30

    Lo 55°

    Partly cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      68°
    • Hi
      RealFeel
      81°
    • Wind
      Speed
      2 mph
    more
  • Today

    Jul 30

    80°Lo 57°

    Pleasant with periods of sun

    Poor for home energy
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      86°
    • Wind
      Speed
      4 mph
    more
  • Thu

    Jul 31

    83°Lo 61°

    Partly sunny and nice

    Poor for home energy
    • Avg
      RealFeel
      73°
    • Hi
      RealFeel
      86°
    • Wind
      Speed
      5 mph
    more
  • Fri

    Aug 1

    83°Lo 63°

    Partial sunshine

    Poor for home energy
    • Avg
      RealFeel
      74°
    • Hi
      RealFeel
      85°
    • Wind
      Speed
      6 mph
  • Sat

    Aug 2

    81°Lo 62°

    A shower possible

    Poor for home energy
    • Avg
      RealFeel
      73°
    • Hi
      RealFeel
      84°
    • Wind
      Speed
      4 mph
    more
Next Previous
Hi 83° RealFeel® 85° Precipitation 25%

Day

N

E

S

W

  • SSW 6 mph
  • Gusts: 9 mph

Partial sunshine

  • Max UV Index: 7 (High)
  • Thunderstorms: 19%
  • 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® 62° Precipitation 50%

Night

N

E

S

W

  • S 3 mph
  • Gusts: 7 mph

A shower in the area in the evening; otherwise, rather cloudy

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.01 in
  • Rain: 0.01 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2013
High 83° 83° 100° (1955) 83°
Low 63° 59° 40° (1964) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:36 AM with 14:31 of sunlight, then sets at 8:07 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:08 AM with 12:02 of moolight, then sets at 10:10 PM

Top Story

North Chelmsford Weather Report

Boston: Cooler Air to Return Following Severe Storms, Tornado

July 29, 2014; 3:33 PM ET

Severe storms rolled into the Boston area bringing a tornado Monday morning. However, cooler weather is ahead. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Fri. Home Energy Efficiency

Fri. Degree Days

Fri. UV Index