• Early AM

    Sep 5

    Lo 64°

    Partly to mostly cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      76°
    • Hi
      RealFeel
      89°
    • Wind
      Speed
      7 mph
    more
  • Today

    Sep 5

    81°Lo 57°

    Turning sunny and less humid

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

    Sep 6

    84°Lo 59°

    Plenty of sunshine

    Poor for home energy
    • Avg
      RealFeel
      75°
    • Hi
      RealFeel
      90°
    • Wind
      Speed
      4 mph
    more
  • Mon

    Sep 7

    88°Lo 65°

    Sunny and very warm

    Poor for home energy
    • Avg
      RealFeel
      79°
    • Hi
      RealFeel
      92°
    • Wind
      Speed
      5 mph
    more
  • Tue

    Sep 8

    91°Lo 70°

    Mostly sunny, hot and humid

    Poor for home energy
    • Avg
      RealFeel
      82°
    • Hi
      RealFeel
      94°
    • Wind
      Speed
      6 mph
    more
Next Previous
Clear 61° Lo 57° RealFeel® 62° / 57°

N

E

S

W

  • Precipitation: 9%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 94%
  • Cloud Cover: 0%
  • Dew Point: 57° F
  • Visibility: 10 mi
2 mph

Temperature History - Sep 5

more Historical Weather Data >
  Today Normal Record 9/5/2014
High 81° 80° 94° (1983) 89°
Low 57° 60° 47° (1994) 69°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:30 AM with 12:54 of sunlight, then sets at 7:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:49 AM with 5:19 of moolight, then sets at 2:09 PM

Princeton Weather Report

Philadelphia: Heat to Rebuild Labor Day Weekend After Cooldown

September 5, 2015; 1:35 AM ET

A backdoor front will trim temperatures, haze and humidity around Philadelphia early this weekend before all three conditions build by early next week. 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.

Sat. Home Energy Efficiency

Sat. Degree Days

Sat. UV Index