• Today

    May 25

    88°Lo 62°

    Warmer; fog this morning

    Beneficial weather for asthma
    • Hi
      RealFeel
      90°
    • UV
      5 - High
    • Air Qual.
      Moderate
  • Thu

    May 26

    87°Lo 60°

    Mostly sunny and very warm

    Beneficial weather for asthma
    • Hi
      RealFeel
      92°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Fri

    May 27

    85°Lo 65°

    A couple of thunderstorms

    Neutral weather for asthma
    • Hi
      RealFeel
      86°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Sat

    May 28

    90°Lo 65°

    A couple of thunderstorms

    Neutral weather for asthma
    • Hi
      RealFeel
      92°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Sun

    May 29

    70°Lo 54°

    Cooler with showers around

    Beneficial weather for asthma
    • Hi
      RealFeel
      76°
    • UV
      5 - High
    • Air Qual.
      Good
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Mostly Sunny
Fog
Fog
Fog
Mostly Sunny
Partly Sunny
Partly Sunny
Partly Cloudy
Temp (°F) 56° 60° 65° 70° 76° 80° 83° 86°
RealFeel® 57° 63° 70° 77° 84° 88° 89° 90°
Humidity 82% 81% 69% 54% 45% 39% 34% 31%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
2%
 
0%
 
0%
 
0%
 
0%
 
0%
 
1%
 
3%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 4 WSW 4 WSW 4 SW 5 SW 5 WSW 6 WSW 7 W 8 W
UV Index 0 2 3 5 6 7 7 6
Cloud Cover 26% 0% 0% 0% 10% 30% 49% 65%
Dew Point 50° 54° 55° 53° 53° 54° 52° 52°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - May 25

more Historical Weather Data >
  Today Normal Record 5/25/2015
High 88° 71° N/A 81°
Low 62° 50° N/A 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:13 AM with 14:59 of sunlight, then sets at 8:12 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:18 PM with -13:-19 of moolight, then sets at 9:58 AM

Londonderry Weather Report

Eastern US weather to feel like summertime into Memorial Day

May 25, 2016; 5:44 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 >

Wed. Air Quality

Wed. Asthma Risk

Wed. UV Index