• Today

    Apr 30

    59°Lo 42°

    Mostly sunny and warmer

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

    May 1

    56°Lo 41°

    Mostly cloudy, a little rain

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

    May 2

    52°Lo 41°

    Cool with rain at times

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

    May 3

    63°Lo 44°

    Warmer with partial sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      3 - Moderate
  • Wed

    May 4

    63°Lo 44°

    Cloudy to 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 >
  Tue
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 51° 53° 55° 58° 59° 60° 60° 63°
RealFeel® 54° 58° 63° 67° 68° 69° 69° 70°
Humidity 64% 57% 53% 50% 46% 44% 42% 41%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
6%
 
6%
 
6%
 
6%
 
6%
 
6%
 
6%
 
6%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 6 NW 6 NW 6 NW 6 NW 6 NW 6 NW 5 NW 5 NW
UV Index 2 4 5 6 6 6 5 4
Cloud Cover 45% 45% 45% 45% 45% 45% 45% 45%
Dew Point 39° 38° 38° 39° 38° 38° 37° 39°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - May 3

more Historical Weather Data >
  Today Normal Record 5/3/2015
High 63° 65° N/A 77°
Low 44° 43° N/A 44°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:36 AM with 14:13 of sunlight, then sets at 7:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:49 AM with 12:15 of moolight, then sets at 4:04 PM

Londonderry Weather Report

Rain to ease unusual northeastern US dryness but to put a damper on outdoor plans

April 30, 2016; 11:55 AM ET

Expanding rainfall will bring good news and bad news for people in the northeastern United States into early next week. more >

Tue. Dust & Dander

Tue. Wind Maps