• Today

    Jul 29

    84°Lo 64°

    A p.m. t-storm in spots

    Neutral weather for asthma
    • Hi
      RealFeel
      99°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Sat

    Jul 30

    86°Lo 65°

    Partly sunny

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

    Jul 31

    77°Lo 65°

    Not as warm with showers

    Beneficial weather for asthma
    • Hi
      RealFeel
      81°
    • UV
      4 - Moderate
    • Air Qual.
      Good
  • Mon

    Aug 1

    71°Lo 61°

    Intervals of clouds and sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      74°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Tue

    Aug 2

    77°Lo 62°

    Periods of clouds and sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      78°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Showers
Cloudy
Temp (°F) 73° 73° 72° 72° 71° 70° 65° 69°
RealFeel® 72° 72° 71° 71° 70° 69° 62° 69°
Humidity 65% 66% 66% 68% 71% 73% 88% 79%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
11%
 
17%
 
17%
 
22%
 
43%
 
47%
 
51%
 
48%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 2 S 2 SSW 2 SSW 2 S 2 NNE 2 N 4 N 2 N
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 57% 62% 68% 73% 79% 84% 90% 94%
Dew Point 61° 61° 61° 61° 61° 61° 61° 62°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2015
High 77° 82° N/A 88°
Low 65° 63° N/A 64°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:36 AM with 14:30 of sunlight, then sets at 8:06 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:21 AM with 14:56 of moolight, then sets at 6:17 PM

Derry Weather Report

Soaking storms to elevate flash flood threat in northeastern US this weekend

July 29, 2016; 11:10 AM ET

Rounds of drenching showers and heavy thunderstorms will heighten the risk of flash flooding across the northeastern United States through the final weekend of July. more >

Sun. Asthma Risk

Sun. UV Index