• Mon

    May 11

    84°Lo 63°

    Mainly cloudy with a t-storm

    Warning for hair frizz
    • Wind
      Gust
      13 mph
    • Precip
      63%
    • Hours of Precip
      4.5
    more
  • Tue

    May 12

    79°Lo 56°

    Couple of thunderstorms

    Advisory for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      60%
    • Hours of Precip
      3.5
    more
  • Wed

    May 13

    72°Lo 45°

    Clouds and sun; not as warm

    Advisory for hair frizz
    • Wind
      Gust
      31 mph
    • Precip
      25%
    • Hours of Precip
      0
  • Thu

    May 14

    72°Lo 48°

    Partly sunny

    Watch for hair frizz
    • Wind
      Gust
      29 mph
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Fri

    May 15

    70°Lo 46°

    Clearing

    Unlikely for hair frizz
    • Wind
      Gust
      24 mph
    • Precip
      5%
    • Hours of Precip
      0
    more
Next Previous
Colder 66° Lo 52° RealFeel® 63° / 50°

N

E

S

W

  • Precipitation: 1%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 53%
  • Cloud Cover: 40%
  • Dew Point: 42° F
  • Visibility: 10 mi
7 mph

Temperature History - May 13

more Historical Weather Data >
  Today Normal Record 5/13/2014
High 72° 71° 90° (1991) 73°
Low 45° 50° 39° (2013) 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:45 AM with 14:21 of sunlight, then sets at 8:06 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:56 AM with 12:08 of moolight, then sets at 3:04 PM

Princeton Weather Report

Philadelphia: July-Like Heat to Bake Area This Weekend

May 6, 2015; 10:30 AM ET

Following spotty showers and thunderstorms at midweek, warmth is set to return to the Philadelphia area by this weekend. 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.