• Today

    Aug 1

    87°Lo 62°

    Some sun; warm, low humidity

    Unlikely for hair frizz
    • Wind
      Gust
      20 mph
    • Precip
      8%
    • Hours of Precip
      0
  • Sun

    Aug 2

    88°Lo 66°

    Mostly sunny and warm

    Unlikely for hair frizz
    • Wind
      Gust
      10 mph
    • Precip
      7%
    • Hours of Precip
      0
    more
  • Mon

    Aug 3

    91°Lo 70°

    Partly sunny and hot

    Advisory for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      25%
    • Hours of Precip
      1
    more
  • Tue

    Aug 4

    87°Lo 63°

    Times of clouds and sun

    Watch for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      12%
    • Hours of Precip
      0.5
    more
  • Wed

    Aug 5

    85°Lo 65°

    A t-storm in the afternoon

    Unlikely for hair frizz
    • Wind
      Gust
      16 mph
    • Precip
      51%
    • Hours of Precip
      3
    more
Next Previous
Hi 87° RealFeel® 89° Precipitation 8%

Day

N

E

S

W

  • W 9 mph
  • Gusts: 20 mph

Sun and some clouds; very warm with low humidity

  • Max UV Index: 6 (High)
  • Thunderstorms: 5%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 62° RealFeel® 62° Precipitation 7%

Night

N

E

S

W

  • NNW 5 mph
  • Gusts: 9 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2014
High 87° 85° 99° (2002) 81°
Low 62° 66° 54° (1895) 67°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:56 AM with 14:17 of sunlight, then sets at 8:13 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:57 PM with 11:33 of moolight, then sets at 8:30 AM

Princeton Weather Report

Philadelphia: Hot, Dry Weather to Last Through Weekend

August 1, 2015; 4:12 PM ET

High pressure will be responsible for dry conditions and sunny skies in the forecast for the next several days. 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.

Sat. Hair Frizz

Sat. Wind Maps

Sat. UV Index