• Early AM

    Apr 21

    Lo 48°

    Rain

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Today

    Apr 21

    60°Lo 37°

    Areas of morning fog

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
  • Wed

    Apr 22

    58°Lo 36°

    Mostly cloudy and cold

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
    more
  • Thu

    Apr 23

    51°Lo 34°

    Cooler with a shower in spots

    Low ragweed pollen levels
    • Precip
      42%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      62%
    more
  • Fri

    Apr 24

    51°Lo 35°

    Breezy with periods of sun

    Ragweed Pollen Weather
    • Precip
      16%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      53%
    more
Next Previous
Clear 47° Lo 38° RealFeel® 39° / 28°

N

E

S

W

  • Precipitation: 0%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 85%
  • Cloud Cover: 6%
  • Dew Point: 38° F
  • Visibility: 10 mi
14 mph

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 60° 60° N/A 73°
Low 37° 39° N/A 34°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:56 AM with 13:37 of sunlight, then sets at 7:33 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:21 AM with 14:33 of moolight, then sets at 9:54 PM

Londonderry Weather Report

Boston: Cooler Air to Sweep Away Warmth This Week

April 20, 2015; 10:05 PM ET

Cooler air will push into the Boston area during the middle and latter part of the week. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps