• Early AM

    Apr 30

    Lo 39°

    Partly cloudy

    Asthma Weather
    • Hi
      RealFeel
      58°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Today

    Apr 30

    62°Lo 43°

    Times of sun and clouds

    Beneficial weather for asthma
    • Hi
      RealFeel
      71°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Sun

    May 1

    55°Lo 40°

    Mostly cloudy, a little rain

    Beneficial weather for asthma
    • Hi
      RealFeel
      58°
    • UV
      4 - Moderate
    • Air Qual.
      Good
  • Mon

    May 2

    47°Lo 38°

    Chilly with rain at times

    Neutral weather for asthma
    • Hi
      RealFeel
      47°
    • UV
      2 - Low
    • Air Qual.
      Good
    more
  • Tue

    May 3

    59°Lo 40°

    Mostly cloudy and warmer

    Beneficial weather for asthma
    • Hi
      RealFeel
      61°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
5pm
6pm 7pm 8pm 9pm 10pm 11pm Mon
12am
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Forecast
Cloudy
Cloudy
Rain
Cloudy
Rain
Cloudy
Rain
Rain
Temp (°F) 48° 47° 46° 44° 44° 42° 42° 42°
RealFeel® 47° 46° 41° 43° 39° 41° 37° 37°
Humidity 65% 67% 72% 75% 76% 80% 79% 77%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Rain
 
43%
 
47%
 
51%
 
44%
 
52%
 
44%
 
58%
 
58%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Wind (mph) 6 ESE 6 ESE 6 ESE 5 E 5 E 5 ENE 5 ENE 6 NE
UV Index 1 0 0 0 0 0 0 0
Cloud Cover 94% 94% 94% 100% 99% 99% 100% 100%
Dew Point 37° 37° 37° 37° 36° 37° 36° 35°
Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - May 1

more Historical Weather Data >
  Today Normal Record 5/1/2015
High 55° 64° N/A 59°
Low 40° 43° N/A 42°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:40 AM with 14:06 of sunlight, then sets at 7:46 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:58 AM with 10:37 of moolight, then sets at 12:35 PM

Derry Weather Report

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

April 29, 2016; 11:25 PM ET

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

Sun. Air Quality

Sun. Asthma Risk

Sun. UV Index