• Today

    Jul 30

    90°Lo 65°

    A heavy t-storm in the p.m.

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

    Jul 31

    86°Lo 63°

    Sunny and less humid

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

    Aug 1

    86°Lo 64°

    Sun, some clouds

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

    Aug 2

    85°Lo 63°

    Mostly sunny

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

    Aug 3

    88°Lo 67°

    A thunderstorm possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Partly cloudy 74° Lo 67° RealFeel® 72° / 65°

N

E

S

W

  • Precipitation: 21%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 66%
  • Cloud Cover: 26%
  • Dew Point: 58° F
  • Visibility: 10 mi
4 mph

Temperature History - Aug 2

more Historical Weather Data >
  Today Normal Record 8/2/2014
High 85° 82° N/A 75°
Low 63° 63° N/A 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:37 AM with 14:28 of sunlight, then sets at 8:05 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:24 PM with 12:03 of moolight, then sets at 9:27 AM

Derry Weather Report

Boston: Dog Days of Summer in Store for Rest of Week

July 30, 2015; 4:34 AM ET

Typical hot and humid weather, known as the dog days of summer, is in store for the Boston area during much of this week. more >

Sun. Dust & Dander

Sun. Wind Maps