• Early AM

    May 29

    Lo 63°

    Partly to mostly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      5 - High
    more
  • Today

    May 29

    72°Lo 59°

    Clouds break for sun; cooler

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

    May 30

    76°Lo 62°

    Considerable clouds

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

    May 31

    85°Lo 60°

    Warmer with partial sunshine

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

    Jun 1

    78°Lo 56°

    Sunny and beautiful

    Low ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      5 - High
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
2am
3am 4am 5am 6am 7am 8am 9am
  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Partly Cloudy
Cloudy
Cloudy
Cloudy
Partly Cloudy
Partly Cloudy
Cloudy
Cloudy
Temp (°F) 69° 68° 67° 66° 64° 63° 64° 65°
RealFeel® 68° 67° 66° 64° 65° 64° 65° 65°
Humidity 84% 84% 88% 92% 93% 96% 92% 86%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
3%
 
3%
 
3%
 
3%
 
3%
 
3%
 
4%
 
4%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 5 NE 5 NE 5 NE 5 NE 5 NE 5 NE 6 NE 6 NE
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 33% 51% 70% 70% 70% 70% 96% 95%
Dew Point 64° 63° 63° 63° 62° 62° 62° 61°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - May 29

more Historical Weather Data >
  Today Normal Record 5/29/2015
High 72° 72° N/A 81°
Low 59° 51° N/A 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:11 AM with 15:05 of sunlight, then sets at 8:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:14 AM with 11:23 of moolight, then sets at 12:37 PM

Londonderry Weather Report

Tropical moisture to soak Memorial Day celebrations from DC to NYC, Boston

May 29, 2016; 1:41 AM ET

Tropical moisture may put outdoor Memorial Day plans in jeopardy from Washington D.C., to Boston on Monday. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps