• Today

    Sep 5

    81°Lo 57°

    Turning sunny and less humid

    Beneficial weather for asthma
    • Hi
      RealFeel
      85°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Sun

    Sep 6

    84°Lo 59°

    Plenty of sunshine

    Beneficial weather for asthma
    • Hi
      RealFeel
      90°
    • UV
      5 - High
    • Air Qual.
      Good
  • Mon

    Sep 7

    88°Lo 65°

    Sunny and very warm

    Beneficial weather for asthma
    • Hi
      RealFeel
      92°
    • UV
      5 - High
    • Air Qual.
      Moderate
    more
  • Tue

    Sep 8

    91°Lo 70°

    Mostly sunny, hot and humid

    Beneficial weather for asthma
    • Hi
      RealFeel
      94°
    • UV
      5 - High
    • Air Qual.
      Moderate
    more
  • Wed

    Sep 9

    91°Lo 68°

    A p.m. t-storm possible

    Beneficial weather for asthma
    • Hi
      RealFeel
      95°
    • UV
      5 - High
    • Air Qual.
      Good
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
2am
3am 4am 5am 6am 7am 8am 9am
  2am 3am 4am 5am 6am 7am 8am 9am
Forecast
Clear
Clear
Clear
Clear
Clear
Sunny
Sunny
Sunny
Temp (°F) 61° 59° 58° 57° 58° 60° 62° 67°
RealFeel® 62° 60° 59° 57° 59° 61° 64° 69°
Humidity 92% 92% 93% 100% 93% 97% 88% 79%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
1%
 
1%
 
1%
 
1%
 
1%
 
1%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
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0%
Ice
 
0%
 
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  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 2 NE 2 NNE 4 NNE 4 N 4 N 4 N 4 NNE 4 NNE
UV Index 0 0 0 0 0 0 1 2
Cloud Cover 0% 0% 0% 0% 0% 0% 0% 0%
Dew Point 58° 57° 56° 57° 56° 59° 59° 60°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Sep 6

more Historical Weather Data >
  Today Normal Record 9/6/2014
High 84° 80° 99° (1983) 91°
Low 59° 60° 44° (1984) 66°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:31 AM with 12:52 of sunlight, then sets at 7:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:25 AM with 14:39 of moolight, then sets at 3:04 PM

Princeton Weather Report

Philadelphia: Heat to Rebuild on Labor Day After Cooldown

September 5, 2015; 6:42 AM ET

A backdoor front will trim temperatures, haze and humidity around Philadelphia this weekend before all three conditions return by early next week. more >

The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.

Sun. Air Quality

Sun. Asthma Risk

Sun. UV Index