• Today

    Sep 20

    77°Lo 64°

    Partly sunny

    Watch for hair frizz
    • Wind
      Gust
      16 mph
    • Precip
      3%
    • Hours of Precip
      0
    more
  • Sun

    Sep 21

    81°Lo 60°

    Clouds breaking for some sun

    Warning for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      40%
    • Hours of Precip
      1
  • Mon

    Sep 22

    71°Lo 46°

    Mostly sunny and not as warm

    Watch for hair frizz
    • Wind
      Gust
      29 mph
    • Precip
      11%
    • Hours of Precip
      0
    more
  • Tue

    Sep 23

    70°Lo 52°

    Sunny and nice

    Watch for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      1%
    • Hours of Precip
      0
    more
  • Wed

    Sep 24

    72°Lo 52°

    Nice with plenty of sunshine

    Watch for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      7%
    • Hours of Precip
      0
    more
Next Previous
A shower possible 78° Lo 66° RealFeel® 85° / 66°

N

E

S

W

  • Precipitation: 40%
  • Rain: 0.01 in
  • Snow: 0 in
  • Humidity: 81%
  • Cloud Cover: 76%
  • Dew Point: 66° F
  • Visibility: 10 mi
2 mph

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 81° 74° 96° (1895) 80°
Low 60° 54° 40° (1962) 51°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:45 AM with 12:13 of sunlight, then sets at 6:58 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:16 AM with 13:17 of moolight, then sets at 5:33 PM

Top Story

Princeton Weather Report

Philly: September Temperature Roller Coaster to Continue

September 20, 2014; 2:01 AM ET

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

Sun. Hair Frizz

Sun. Wind Maps

Sun. UV Index