• Fri

    Sep 18

    72°Lo 57°

    Sunshine

    Driving Weather
    • Precip
      10%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Sat

    Sep 19

    72°Lo 58°

    Periods of rain

    Driving Weather
    • Precip
      66%
    • Hours of Precip
      7.5
    • Rain
      0.55 in
    more
  • Sun

    Sep 20

    72°Lo 56°

    Clouds and sun

    Driving Weather
    • Precip
      25%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Mon

    Sep 21

    71°Lo 56°

    Mostly sunny

    Driving Weather
    • Precip
      20%
    • Hours of Precip
      0
    • Rain
      0 in
  • Tue

    Sep 22

    72°Lo 54°

    Mainly cloudy

    Driving Weather
    • Precip
      25%
    • Hours of Precip
      0
    • Rain
      0 in
    more
Next Previous
Hi 71° RealFeel® 76° Precipitation 20%

Day

N

E

S

W

  • SSE 4 mph
  • Gusts: 5 mph

Mostly sunny

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 56° RealFeel® 56° Precipitation 25%

Night

N

E

S

W

  • S 5 mph
  • Gusts: 7 mph

Partly cloudy

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

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2014
High 71° 74° 96° (1895) 78°
Low 56° 54° 40° (1962) 64°

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 2:16 PM with 10:11 of moolight, then sets at 12:27 AM

Princeton Weather Report

Philadelphia: Heat to Rebuild Labor Day Weekend After Cooldown

September 3, 2015; 2:40 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 >

Travel Weather Forecast

Sep 03, 2015; 8:42 AM ET United States travel weather forecast