• Today

    Sep 21

    82°Lo 61°

    Humid with partial sunshine

    Poor for home energy
    • Avg
      RealFeel
      71°
    • Hi
      RealFeel
      85°
    • Wind
      Speed
      4 mph
  • Mon

    Sep 22

    71°Lo 47°

    Mostly sunny and not as warm

    Poor for home energy
    • Avg
      RealFeel
      58°
    • Hi
      RealFeel
      70°
    • Wind
      Speed
      12 mph
    more
  • Tue

    Sep 23

    70°Lo 53°

    Mostly sunny and pleasant

    Poor for home energy
    • Avg
      RealFeel
      60°
    • Hi
      RealFeel
      70°
    • Wind
      Speed
      6 mph
    more
  • Wed

    Sep 24

    72°Lo 56°

    Sunny and pleasant

    Poor for home energy
    • Avg
      RealFeel
      63°
    • Hi
      RealFeel
      74°
    • Wind
      Speed
      7 mph
    more
  • Thu

    Sep 25

    71°Lo 55°

    Partly sunny and nice

    Poor for home energy
    • Avg
      RealFeel
      62°
    • Hi
      RealFeel
      70°
    • Wind
      Speed
      7 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Partly Cloudy
Mostly Cloudy
Mostly Clear
Mostly Clear
Mostly Sunny
Mostly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 64° 63° 61° 60° 60° 63° 66° 69°
RealFeel® 63° 61° 62° 61° 61° 65° 68° 73°
Humidity 93% 93% 100% 100% 100% 100% 95% 83%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
4%
 
4%
 
4%
 
4%
 
3%
 
1%
 
1%
 
1%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 4 NNW 5 NNW 0 0 0 0 1 NNW 2 N
UV Index 0 0 0 0 0 0 1 2
Cloud Cover 37% 75% 25% 18% 10% 24% 30% 38%
Dew Point 62° 61° 61° 60° 60° 63° 64° 64°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 82° 76° 97° (1895) 79°
Low 61° 56° 37° (1956) 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:48 AM with 12:13 of sunlight, then sets at 7:01 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:21 AM with 13:15 of moolight, then sets at 5:36 PM

Top Story

Wilmington Weather Report

Philly: September Temperature Roller Coaster to Continue

September 21, 2014; 4:41 AM ET

In keeping with tradition, temperatures will continue their up-and-down cycle during the second half of September around Philadelphia. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Sun. Home Energy Efficiency

Sun. Degree Days

Sun. UV Index