• Today

    Aug 5

    82°Lo 58°

    Periods of sun with a shower

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

    Aug 6

    79°Lo 57°

    Partly sunny and pleasant

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

    Aug 7

    78°Lo 56°

    Partly sunny

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

    Aug 8

    76°Lo 58°

    Mostly sunny

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

    Aug 9

    76°Lo 57°

    Pleasant with clouds and sun

    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 >
  Thu
2am
3am 4am 5am 6am 7am 8am 9am
  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Mostly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 64° 62° 61° 61° 58° 62° 64° 67°
RealFeel® 64° 63° 62° 61° 58° 61° 65° 68°
Humidity 73% 73% 75% 78% 83% 76% 69% 62%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
0%
 
0%
 
0%
 
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0%
 
1%
 
1%
Snow
 
0%
 
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Ice
 
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  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 4 W 4 W 4 W 4 W 5 W 6 WNW 7 WNW 8 WNW
UV Index 0 0 0 0 0 0 1 2
Cloud Cover 26% 26% 26% 26% 26% 26% 46% 46%
Dew Point 55° 54° 54° 54° 53° 55° 54° 54°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Aug 6

more Historical Weather Data >
  Today Normal Record 8/6/2014
High 79° 82° N/A 83°
Low 57° 62° N/A 66°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:41 AM with 14:19 of sunlight, then sets at 8:00 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:51 PM with 14:15 of moolight, then sets at 2:06 PM

Derry Weather Report

PHOTOS: Severe Storms Slam Boston

August 5, 2015; 6:41 AM ET

A line of violent thunderstorms tore across Massachusetts, including the Boston area, Tuesday afternoon. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps