• Early AM

    Aug 21

    Lo 54°

    Partly to mostly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Today

    Aug 21

    71°Lo 58°

    Cooler with showers around

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

    Aug 22

    71°Lo 57°

    A passing shower or two

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

    Aug 23

    74°Lo 56°

    Clouds and sun with a shower

    Low ragweed pollen levels
    • Precip
      42%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      54%
    more
  • Sun

    Aug 24

    77°Lo 57°

    Times of clouds and sun

    Low ragweed pollen levels
    • Precip
      5%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      46%
    more
Next Previous
Some clouds 58° RealFeel® 58°

N

E

S

W

  • Humidity: 86%
  • Pressure: 30.09 in
  • UV Index: 0
  • Cloud Cover: 60%
  • Ceiling: 26987 ft
  • Dew Point: 54° F
  • Visibility: 10 mi
4 mph

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:58 AM with 13:41 of sunlight, then sets at 7:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:23 AM with 14:44 of moolight, then sets at 5:07 PM

Temperature Summary - 3:50 AM

  Temp (°F)
Now 58°
Yesterday 57°
RealFeel® 58°
RealFeel® Shade 58°
Wind Chill 58°
Dew Point 54°
  Hi / Lo
Previous 6 Hours 66°
  57°
Previous 12 Hours 82°
  57°
Previous 24 Hours 82°
  55°

Temperature History - Aug 21

more Historical Weather Data >
  Today Normal Record 8/21/2013
High 71° 81° N/A 89°
Low 58° 60° N/A 63°

Precipitation Summary - 3:50 AM

  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
Previous 24 Hours 0
Top Story

Derry Weather Report

Heavy Rain to Avoid Boston Through Weekend

August 20, 2014; 12:04 PM ET

A wedge of dry air will slowly erode later this week and may allow spotty showers to survive the trip into Boston from the Midwest. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps