• Today

    Sep 18

    71°Lo 39°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Fri

    Sep 19

    59°Lo 36°

    Mostly sunny and cooler

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sat

    Sep 20

    69°Lo 56°

    Warmer

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sun

    Sep 21

    78°Lo 55°

    Some sun, then clouds

    Low ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      60%
    more
  • Mon

    Sep 22

    67°Lo 43°

    Times of clouds and sun

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      70%
Next Previous
Times of clouds and sun 66° Lo 57° RealFeel® 66° / 53°

N

E

S

W

  • Precipitation: 25%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 71%
  • Cloud Cover: 70%
  • Dew Point: 51° F
  • Visibility: 10 mi
7 mph

Temperature History - Sep 22

more Historical Weather Data >
  Today Normal Record 9/22/2013
High 67° 70° N/A 70°
Low 43° 50° N/A 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:32 AM with 12:11 of sunlight, then sets at 6:43 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:57 AM with 12:53 of moolight, then sets at 5:50 PM

Top Story

Londonderry Weather Report

Boston: Remainder of Week to Be Dry, Cool

September 18, 2014; 3:00 PM ET

Rainfall will continue to be scarce around Boston this week, but cool air will be plentiful. more >

Mon. Dust & Dander

Mon. Wind Maps