• Today

    Sep 4

    84°Lo 64°

    Not as hot but humid

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      89°
    • UV
      4 - Moderate
    • Cloud
      Cover
      78%
  • Sat

    Sep 5

    81°Lo 57°

    Turning sunny and less humid

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      84°
    • UV
      5 - High
    • Cloud
      Cover
      23%
    more
  • Sun

    Sep 6

    84°Lo 60°

    Plenty of sunshine

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      89°
    • UV
      5 - High
    • Cloud
      Cover
      0%
    more
  • Mon

    Sep 7

    87°Lo 64°

    Sunny and very warm

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      91°
    • UV
      5 - High
    • Cloud
      Cover
      0%
    more
  • Tue

    Sep 8

    91°Lo 68°

    Mostly sunny and hot

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      94°
    • UV
      5 - High
    • Cloud
      Cover
      11%
    more
Next Previous
Hi 84° RealFeel® 89° Precipitation 50%

Day

N

E

S

W

  • ENE 9 mph
  • Gusts: 22 mph

Not as hot but humid with sunny intervals; a shower or thunderstorm in spots late this afternoon

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 60%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs
Lo 64° RealFeel® 63° Precipitation 15%

Night

N

E

S

W

  • ENE 7 mph
  • Gusts: 12 mph

Partly cloudy; less humid late

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • 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 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 84° 80° 95° (1929) 87°
Low 64° 61° 47° (1997) 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:29 AM with 12:57 of sunlight, then sets at 7:26 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:36 PM with 14:33 of moolight, then sets at 2:09 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 >

New Year, New You

Dec 24, 2012; 5:00 AM ET Start 2013 right with these tips on how to set realistic New Year's resolutions!

Fri. Sinus Headache

Fri. UV Index