• Early AM

    Jul 31

    Lo 65°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Today

    Jul 31

    85°Lo 61°

    Fog in the a.m.; mostly sunny

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

    Aug 1

    86°Lo 61°

    Sun mixing with clouds

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

    Aug 2

    84°Lo 65°

    Mostly sunny

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

    Aug 3

    89°Lo 70°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Partly Cloudy
Temp (°F) 65° 70° 74° 78° 82° 84° 85° 86°
RealFeel® 64° 71° 77° 82° 86° 89° 90° 89°
Humidity 74% 70% 63% 52% 47% 45% 42% 40%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
3%
 
7%
Snow
 
0%
 
0%
 
0%
 
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Ice
 
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  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 5 SW 5 SW 6 WSW 7 WSW 8 WSW 8 WSW 9 WSW 9 WSW
UV Index 0 1 3 4 6 7 7 6
Cloud Cover 7% 10% 10% 10% 10% 10% 10% 65%
Dew Point 57° 60° 61° 59° 60° 61° 60° 59°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2014
High 86° 82° N/A 84°
Low 61° 63° N/A 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:36 AM with 14:31 of sunlight, then sets at 8:07 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:46 PM with 11:28 of moolight, then sets at 8:14 AM

Londonderry Weather Report

Boston: Some Heat Relief for Friday and Into the Weekend

July 31, 2015; 2:54 AM ET

Some relief from the heat is in store for the Boston area over the next several days. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps