• Tonight

    Jul 23

    Lo 67°

    Strong evening thunderstorms

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Thu

    Jul 24

    77°Lo 55°

    Partly sunny and cooler

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

    Jul 25

    83°Lo 56°

    Mostly sunny and pleasant

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

    Jul 26

    87°Lo 65°

    Mostly sunny and nice

    Low ragweed pollen levels
    • Precip
      11%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      17%
    more
  • Sun

    Jul 27

    85°Lo 67°

    Some sun, a t-storm possible

    Ragweed Pollen Weather
    • Precip
      30%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      68%
    more
Next Previous
Hi 91° RealFeel® 97° Precipitation 35%

Day

N

E

S

W

  • SW 8 mph
  • Gusts: 19 mph

Hot and humid with clouds and sunshine

  • Max UV Index: 7 (High)
  • Thunderstorms: 91%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 67° RealFeel® 65° Precipitation 75%

Night

N

E

S

W

  • W 5 mph
  • Gusts: 18 mph

Strong thunderstorms this evening; mostly cloudy and humid with a shower late

  • Max UV Index: N/A
  • Thunderstorms: 91%
  • Precipitation: 0.67 in
  • Rain: 0.67 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 6 hrs
  • Hours of Rain: 6 hrs

Londonderry Pollen Levels - July 23

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Jul 23

more Historical Weather Data >
  Today Normal Record 7/23/2013
High 91° 83° N/A 78°
Low 67° 63° N/A 67°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:27 AM with 14:49 of sunlight, then sets at 8:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:45 AM with 14:56 of moolight, then sets at 5:41 PM

Top Story

Londonderry Weather Report

Boston: Another Cooldown to Follow Midweek Storms

July 23, 2014; 2:35 PM ET

Fresh cooler and less humid air will settle over the Boston area for Thursday and Friday. more >

Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps