• Tonight

    Oct 25

    Lo 45°

    Mostly cloudy and breezy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sun

    Oct 26

    57°Lo 39°

    Cooler with clouds and sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Mon

    Oct 27

    58°Lo 39°

    Sunny and breezy

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Tue

    Oct 28

    64°Lo 50°

    Sunshine and patchy clouds

    Low ragweed pollen levels
    • Precip
      15%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      25%
    more
  • Wed

    Oct 29

    68°Lo 41°

    A couple of showers

    Ragweed Pollen Weather
    • Precip
      63%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      70%
    more
Next Previous
Hi 58° RealFeel® 55° Precipitation 0%

Day

N

E

S

W

  • WNW 9 mph
  • Gusts: 18 mph

Breezy with plenty of sunshine

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 39° RealFeel® 39° Precipitation 4%

Night

N

E

S

W

  • SW 2 mph
  • Gusts: 4 mph

Clear to partly cloudy

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

Temperature History - Oct 27

more Historical Weather Data >
  Today Normal Record 10/27/2013
High 58° 58° N/A 56°
Low 39° 36° N/A 35°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:13 AM with 10:32 of sunlight, then sets at 5:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:48 AM with 9:57 of moolight, then sets at 8:45 PM

Chelmsford Weather Report

Boston: Warmup to Follow Mainly Dry Weekend

October 25, 2014; 7:00 PM ET

Much of the weekend will be free of rain for the Boston area, ahead of a surge of warmth for the middle part of next week. more >

Mon. Dust & Dander

Mon. Wind Maps