• Today

    Sep 2

    91°Lo 67°

    A thunderstorm in spots

    Poor for home energy
    • Avg
      RealFeel
      81°
    • Hi
      RealFeel
      97°
    • Wind
      Speed
      6 mph
    more
  • Wed

    Sep 3

    86°Lo 61°

    Mostly sunny and less humid

    Poor for home energy
    • Avg
      RealFeel
      74°
    • Hi
      RealFeel
      87°
    • Wind
      Speed
      5 mph
  • Thu

    Sep 4

    88°Lo 63°

    Very warm with periods of sun

    Poor for home energy
    • Avg
      RealFeel
      77°
    • Hi
      RealFeel
      91°
    • Wind
      Speed
      4 mph
    more
  • Fri

    Sep 5

    88°Lo 69°

    Mostly sunny and more humid

    Poor for home energy
    • Avg
      RealFeel
      79°
    • Hi
      RealFeel
      90°
    • Wind
      Speed
      6 mph
    more
  • Sat

    Sep 6

    88°Lo 62°

    A couple of p.m. t-storms

    Poor for home energy
    • Avg
      RealFeel
      76°
    • Hi
      RealFeel
      93°
    • Wind
      Speed
      5 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
10am
11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 75° 79° 81° 82° 84° 85° 86° 85°
RealFeel® 77° 82° 86° 87° 87° 87° 87° 84°
Humidity 64% 55% 49% 44% 41% 39% 38% 39%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Wind (mph) 5 NW 6 NW 6 NW 6 NW 6 NW 5 WNW 5 WNW 5 WNW
UV Index 3 5 6 6 6 5 3 2
Cloud Cover 11% 11% 11% 11% 11% 11% 11% 11%
Dew Point 62° 61° 61° 59° 58° 57° 58° 58°
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

Temperature History - Sep 3

more Historical Weather Data >
  Today Normal Record 9/3/2013
High 86° 80° 97° (1953) 82°
Low 61° 61° 46° (1991) 64°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:28 AM with 13:00 of sunlight, then sets at 7:28 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:07 PM with 10:10 of moolight, then sets at 1:17 AM

Top Story

Princeton Weather Report

Philly: Warm Week for Back to School, Work

September 2, 2014; 3:53 AM ET

While temperatures and humidity levels will fluctuate from day to day this week, unseasonable warmth will continue into next weekend 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.

Wed. Home Energy Efficiency

Wed. Degree Days

Wed. UV Index