• Today

    Dec 22

    37°Lo 34°

    Mostly cloudy

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

    Dec 23

    42°Lo 39°

    Fog with rain and drizzle

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

    Dec 24

    48°Lo 45°

    Fog with rain; breezy

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

    Dec 25

    57°Lo 33°

    A.M. rain, then colder; windy

    Low ragweed pollen levels
    • Precip
      68%
    • Wind
      Speed
      16 mph
    • Cloud
      Cover
      88%
    more
  • Fri

    Dec 26

    46°Lo 31°

    Partly sunny

    Ragweed Pollen Weather
    • Precip
      2%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      26%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Showers
Showers
Showers
Fog
Rain
Fog
Rain
Rain
Temp (°F) 36° 36° 36° 36° 36° 37° 38° 39°
RealFeel® 35° 35° 35° 37° 35° 37° 36° 37°
Humidity 92% 92% 92% 92% 92% 92% 92% 92%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
58%
 
58%
 
58%
 
43%
 
51%
 
43%
 
56%
 
56%
Snow
 
28%
 
28%
 
19%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (mph) 2 NNE 2 NE 2 NE 2 NE 4 NE 4 E 5 E 5 E
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 94% 94% 94% 94% 94% 94% 94% 94%
Dew Point 34° 34° 34° 34° 34° 35° 36° 37°
Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Dec 23

more Historical Weather Data >
  Today Normal Record 12/23/2013
High 42° 36° N/A 37°
Low 39° 20° N/A 30°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:14 AM with 9:01 of sunlight, then sets at 4:15 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:13 AM with 10:17 of moolight, then sets at 6:30 PM

Londonderry Weather Report

Boston: Christmas Eve Storm to Affect Holiday Travel This Week

December 22, 2014; 12:42 PM ET

Holiday travel will be at risk across the Boston area this week as a strong storm takes shape and blasts through the Northeast. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps