• Tonight

    Sep 1

    Lo 62°

    Mainly clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Wed

    Sep 2

    91°Lo 68°

    Mostly sunny, hot and humid

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

    Sep 3

    88°Lo 62°

    Clouds and sun with a t-storm

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

    Sep 4

    74°Lo 53°

    Sunny and cooler but pleasant

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

    Sep 5

    81°Lo 56°

    Plenty of sunshine

    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 >
  Tue
5pm
6pm 7pm 8pm 9pm 10pm 11pm Wed
12am
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Forecast
Sunny
Mostly Sunny
Mostly Sunny
Clear
Clear
Clear
Clear
Clear
Temp (°F) 82° 80° 76° 75° 72° 71° 69° 67°
RealFeel® 83° 80° 74° 74° 71° 70° 68° 66°
Humidity 45% 49% 60% 59% 64% 72% 76% 78%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Rain
 
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Snow
 
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  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Wind (mph) 6 NE 5 NE 5 ENE 4 ENE 2 E 2 SE 2 SSE 2 S
UV Index 2 1 0 0 0 0 0 0
Cloud Cover 6% 18% 18% 4% 0% 1% 0% 0%
Dew Point 59° 60° 61° 60° 60° 61° 61° 60°
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

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2014
High 84° 78° N/A 88°
Low 62° 58° N/A 69°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:10 AM with 13:10 of sunlight, then sets at 7:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:10 PM with 13:35 of moolight, then sets at 10:45 AM

Derry Weather Report

Boston: Late-Week Front to Slash Summer Temperatures

September 1, 2015; 9:00 PM ET

Wednesday and Thursday will bring weather more common for early July rather than early September, but the summer heat will come to an end by the weekend. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps