• Today

    Sep 17

    69°Lo 44°

    Sunshine and patchy clouds

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

    Sep 18

    70°Lo 40°

    Mostly sunny

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

    Sep 19

    59°Lo 40°

    Mostly sunny

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

    Sep 20

    71°Lo 55°

    Sunny to partly cloudy

    Low ragweed pollen levels
    • Precip
      14%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      25%
    more
  • Sun

    Sep 21

    77°Lo 58°

    Mostly cloudy and comfortable

    Ragweed Pollen Weather
    • Precip
      18%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      77%
    more
Next Previous
Mostly sunny 57° Lo 43° RealFeel® 65° / 43°

N

E

S

W

  • Precipitation: 6%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 48%
  • Cloud Cover: 11%
  • Dew Point: 32° F
  • Visibility: 10 mi
4 mph

Temperature History - Sep 19

more Historical Weather Data >
  Today Normal Record 9/19/2013
High 59° 71° N/A 78°
Low 40° 51° N/A 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:29 AM with 12:20 of sunlight, then sets at 6:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:07 AM with 14:12 of moolight, then sets at 4:19 PM

Top Story

Londonderry Weather Report

Boston: Remainder of Week to Be Dry, Cool

September 17, 2014; 7:15 AM ET

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

Fri. Dust & Dander

Fri. Wind Maps