• Early AM

    May 27

    Lo 59°

    A shower possible

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Today

    May 27

    86°Lo 68°

    Mostly cloudy

    Low ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      5 - High
    more
  • Sat

    May 28

    92°Lo 68°

    A couple of p.m. t-storms

    Low ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      5 - High
    more
  • Sun

    May 29

    78°Lo 61°

    Cooler with a passing shower

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

    May 30

    76°Lo 64°

    Cloudy with a thunderstorm

    Low ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      5 - High
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Cloudy
Cloudy
T-storms
Cloudy
Cloudy
Cloudy
T-storms
Temp (°F) 68° 71° 73° 76° 76° 75° 75° 73°
RealFeel® 70° 74° 78° 78° 81° 79° 78° 72°
Humidity 77% 67% 61% 67% 67% 73% 72% 74%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
19%
 
24%
 
47%
 
51%
 
47%
 
43%
 
47%
 
51%
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) 5 SSE 5 SSE 6 S 6 S 7 S 7 S 7 SSW 8 SSW
UV Index 2 3 4 4 4 3 3 2
Cloud Cover 99% 99% 99% 99% 100% 100% 99% 99%
Dew Point 61° 59° 59° 64° 65° 65° 65° 64°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - May 30

more Historical Weather Data >
  Today Normal Record 5/30/2015
High 76° 73° N/A 89°
Low 64° 52° N/A 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:10 AM with 15:06 of sunlight, then sets at 8:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:49 AM with 11:58 of moolight, then sets at 1:47 PM

Londonderry Weather Report

Eastern US weather to feel like summertime into Memorial Day

May 27, 2016; 12:34 AM ET

Summerlike warmth will make it feel like the 90s F at times in the eastern United States through Memorial Day weekend, despite localized rainfall. more >

Mon. Dust & Dander

Mon. Wind Maps