• Today

    Feb 28

    28°Lo 1°

    Plenty of sunshine

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

    Mar 1

    31°Lo 25°

    Snow late in the afternoon

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

    Mar 2

    36°Lo 10°

    Snow early in the morning

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

    Mar 3

    32°Lo 27°

    Sunny

    Low ragweed pollen levels
    • Precip
      4%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      6%
    more
  • Wed

    Mar 4

    45°Lo 30°

    On-and-off rain and drizzle

    Ragweed Pollen Weather
    • Precip
      55%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      99%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Mostly Clear
Mostly Clear
Partly Cloudy
Mostly Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 11° 18° 22° 24°
RealFeel® 12° 11° 12° 19° 26° 29° 30°
Humidity 61% 63% 77% 72% 59% 53% 47% 43%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
0%
 
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0%
Snow
 
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1%
Ice
 
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  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 1 NW 1 NW 1 NW 1 W 1 SSW 2 E 4 WSW 4 S
UV Index 0 0 0 1 1 2 2 2
Cloud Cover 10% 10% 65% 79% 86% 90% 90% 90%
Dew Point -5° -5° -4° -2° -1°
Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F Middle Grid line 10 F Middle Grid line 5 F Middle Grid line 0 F

Temperature History - Mar 1

more Historical Weather Data >
  Today Normal Record 3/1/2014
High 31° 40° N/A 33°
Low 25° 23° N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:22 AM with 11:12 of sunlight, then sets at 5:34 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:03 PM with 14:22 of moolight, then sets at 4:25 AM

Derry Weather Report

Boston: Less Extreme Cold, Storms in Store Next Week

February 28, 2015; 1:45 AM ET

While prolonged warmth for the Boston area is still a long way off, temperatures will recover to less extreme levels next week. more >

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps