• Today

    Apr 16

    43°Lo 23°

    Breezy and much colder

    Moderate indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Thu

    Apr 17

    48°Lo 25°

    Mostly sunny and chilly

    Very High indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
  • Fri

    Apr 18

    53°Lo 32°

    Mostly sunny

    High indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Sat

    Apr 19

    55°Lo 36°

    Mostly cloudy, showers around

    Moderate indoor dust & dander levels
    • Precip
      65%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      77%
    more
  • Sun

    Apr 20

    59°Lo 33°

    Times of clouds and sun

    Moderate indoor dust & dander levels
    • Precip
      15%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      69%
    more
Next Previous
Hi 48° RealFeel® 44° Precipitation 13%

Day

N

E

S

W

  • ENE 10 mph
  • Gusts: 23 mph

Mostly sunny and chilly

  • Max UV Index: 6 (High)
  • Thunderstorms: 3%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 25° RealFeel® 24° Precipitation 17%

Night

N

E

S

W

  • NE 3 mph
  • Gusts: 12 mph

Clear to partly cloudy and cold

  • 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

Londonderry Pollen Levels - April 17

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Apr 17

more Historical Weather Data >
  Today Normal Record 4/17/2013
High 48° 58° N/A 65°
Low 25° 38° N/A 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:02 AM with 13:29 of sunlight, then sets at 7:31 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:16 PM with 10:01 of moolight, then sets at 8:17 AM

Top Story

Londonderry Weather Report

Boston: Drier, Chillier for Wednesday

April 16, 2014; 4:30 AM ET

Tuesday's soaking, wind-driven rain will be replaced by drier weather on Wednesday, but it will be chilly. more >

Is it a Cold or the Flu?

Apr 7, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps