• Today

    Jul 29

    92°Lo 68°

    Mostly sunny, hot and humid

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

    Jul 30

    91°Lo 65°

    A heavy t-storm in the p.m.

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

    Jul 31

    87°Lo 62°

    Sunny and less humid

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

    Aug 1

    87°Lo 62°

    Mostly sunny

    Low ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      23%
    more
  • Sun

    Aug 2

    86°Lo 62°

    Sunshine and patchy clouds

    Ragweed Pollen Weather
    • Precip
      18%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      27%
    more
Next Previous
Mainly clear 72° Lo 68° RealFeel® 75° / 70°

N

E

S

W

  • Precipitation: 6%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 86%
  • Cloud Cover: 11%
  • Dew Point: 66° F
  • Visibility: 10 mi
4 mph

Temperature History - Jul 29

more Historical Weather Data >
  Today Normal Record 7/29/2014
High 92° 83° N/A 77°
Low 68° 63° N/A 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:33 AM with 14:37 of sunlight, then sets at 8:10 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:33 PM with 10:08 of moolight, then sets at 4:41 AM

Derry Weather Report

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

July 29, 2015; 3:58 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 >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps