• Today

    Jul 26

    91°Lo 67°

    Sunny to partly cloudy

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Wed

    Jul 27

    92°Lo 68°

    Mostly sunny and hot

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Thu

    Jul 28

    92°Lo 67°

    A p.m. t-storm in spots

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

    Jul 29

    82°Lo 66°

    Partly sunny and not as warm

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

    Jul 30

    83°Lo 64°

    Partly sunny with a t-storm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Partly sunny 90° RealFeel® 90°

N

E

S

W

  • Humidity: 32%
  • Pressure: 29.81 in
  • UV Index: 4
  • Cloud Cover: 35%
  • Ceiling: 34300 ft
  • Dew Point: 57° F
  • Visibility: 10 mi
13 mph

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:31 AM with 14:41 of sunlight, then sets at 8:12 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:15 PM with -6:-19 of moolight, then sets at 12:56 PM

Temperature Summary - 3:15 PM

  Temp (°F)
Now 90°
Yesterday 88°
RealFeel® 90°
RealFeel® Shade 86°
Wind Chill 90°
Dew Point 57°
  Hi / Lo
Previous 6 Hours 90°
  81°
Previous 12 Hours 90°
  70°
Previous 24 Hours 93°
  69°

Temperature History - Jul 26

more Historical Weather Data >
  Today Normal Record 7/26/2015
High 91° 83° N/A 79°
Low 67° 63° N/A 62°

Precipitation Summary - 3:15 PM

  Amount (in)
Previous 1 Hour 0
Previous 3 Hours 0
Previous 6 Hours 0
Previous 9 Hours 0
Previous 12 Hours 0
Previous 18 Hours 0.1
Previous 24 Hours 0.11

Londonderry Weather Report

Dangerous heat wave to persist in northeastern US much of this week

July 26, 2016; 11:17 AM ET

A stifling heat wave will remain entrenched across the Northeast much of this week, despite a brief reprieve in humidity for some. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps