• Today

    May 19

    81°Lo 64°

    Times of sun and clouds

    Excellent for running
    • Precip
      5%
    • Hours of Precip
      0.5
    • Wind
      Gust
      10 mph
    more
  • Mon

    May 20

    78°Lo 63°

    A couple of thunderstorms

    Good for running
    • Precip
      60%
    • Hours of Precip
      5
    • Wind
      Gust
      14 mph
    more
  • Tue

    May 21

    75°Lo 63°

    Some rain and a thunderstorm

    Fair for running
    • Precip
      55%
    • Hours of Precip
      5.5
    • Wind
      Gust
      14 mph
  • Wed

    May 22

    78°Lo 56°

    Mostly cloudy with t-storms

    Poor for running
    • Precip
      66%
    • Hours of Precip
      5.5
    • Wind
      Gust
      13 mph
    more
  • Thu

    May 23

    63°Lo 48°

    Cooler with a passing shower

    Very Good for running
    • Precip
      55%
    • Hours of Precip
      4
    • Wind
      Gust
      13 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
5pm
6pm 7pm 8pm 9pm 10pm 11pm Wed
12am
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
T-storms
T-storms
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 74° 73° 72° 69° 69° 68° 68° 67°
RealFeel® 74° 71° 68° 65° 64° 65° 64° 63°
Humidity 70% 69% 71% 91% 87% 85% 82% 79%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Rain
 
40%
 
34%
 
40%
 
60%
 
60%
 
49%
 
47%
 
49%
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) 8 S 9 S 6 SSE 6 S 6 S 7 S 8 S 8 S
UV Index 2 1 0 0 0 0 0 0
Cloud Cover 74% 72% 72% 72% 74% 75% 76% 77%
Dew Point 64° 63° 62° 66° 65° 64° 62° 61°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - May 21

more Historical Weather Data >
  Today Normal Record 5/21/2012
High 75° 68° 88° (1977) 69°
Low 63° 48° 27° (2002) 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:16 AM with 14:51 of sunlight, then sets at 9:07 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:15 PM with 11:07 of moolight, then sets at 4:22 AM

Breaking Weather: Philadelphia Low Cloud Concern

May 19, 2013; 7:56 AM ET With an easterly flow in the East there's an increase in cloud cover which is causing some travel delays.