• Today

    Sep 4

    84°Lo 64°

    Not as hot but humid

    Advisory for hair frizz
    • Wind
      Gust
      22 mph
    • Precip
      50%
    • Hours of Precip
      0.5
    more
  • Sat

    Sep 5

    81°Lo 57°

    Turning sunny and less humid

    Watch for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Sun

    Sep 6

    84°Lo 60°

    Plenty of sunshine

    Advisory for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      8%
    • Hours of Precip
      0
    more
  • Mon

    Sep 7

    87°Lo 64°

    Sunny and very warm

    Advisory for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      6%
    • Hours of Precip
      0
    more
  • Tue

    Sep 8

    91°Lo 68°

    Mostly sunny and hot

    Advisory for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      7%
    • Hours of Precip
      0
Next Previous
Clear 70° Lo 68° RealFeel® 71° / 68°

N

E

S

W

  • Precipitation: 13%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 88%
  • Cloud Cover: 10%
  • Dew Point: 65° F
  • Visibility: 10 mi
5 mph

Temperature History - Sep 8

more Historical Weather Data >
  Today Normal Record 9/8/2014
High 91° 79° 95° (1939) 76°
Low 68° 60° 41° (1984) 62°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:32 AM with 12:48 of sunlight, then sets at 7:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:12 AM with 14:24 of moolight, then sets at 4:36 PM

Princeton Weather Report

Philadelphia: Heat to Rebuild Labor Day Weekend After Cooldown

September 4, 2015; 1:15 PM 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 >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Tue. Hair Frizz

Tue. Wind Maps

Tue. UV Index