• Tonight

    Sep 23

    Lo 50°

    Clear to partly cloudy

    Asthma Weather
    • Hi
      RealFeel
      73°
    • UV
      5 - Moderate
    • Air Qual.
      Good
  • Wed

    Sep 24

    73°Lo 58°

    Partly sunny and nice

    Beneficial weather for asthma
    • Hi
      RealFeel
      72°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Thu

    Sep 25

    66°Lo 54°

    Rain; breezy, not as warm

    Neutral weather for asthma
    • Hi
      RealFeel
      60°
    • UV
      2 - Low
    • Air Qual.
      Good
    more
  • Fri

    Sep 26

    76°Lo 55°

    Sunny, pleasant and warmer

    Beneficial weather for asthma
    • Hi
      RealFeel
      75°
    • UV
      5 - Moderate
    • Cloud
      Cover
      8%
    more
  • Sat

    Sep 27

    80°Lo 54°

    Sunny, nice and warm

    Beneficial weather for asthma
    • Hi
      RealFeel
      81°
    • UV
      5 - Moderate
    • Cloud
      Cover
      0%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
11am
12pm 1pm 2pm 3pm 4pm 5pm 6pm
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Forecast
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Partly Sunny
Mostly Sunny
Temp (°F) 61° 64° 66° 68° 69° 70° 69° 68°
RealFeel® 67° 72° 72° 73° 72° 71° 68° 64°
Humidity 52% 47% 44% 41% 38% 37% 39% 43%
   
  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Rain
 
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0%
Snow
 
0%
 
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Ice
 
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  11am 12pm 1pm 2pm 3pm 4pm 5pm 6pm
Wind (mph) 4 N 3 NW 4 W 4 NNW 4 E 4 NNW 4 N 4 NW
UV Index 4 5 5 5 4 2 1 0
Cloud Cover 6% 13% 10% 12% 11% 22% 30% 28%
Dew Point 43° 44° 43° 43° 43° 43° 43° 44°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Sep 23

more Historical Weather Data >
  Today Normal Record 9/23/2013
High 70° 73° 97° (1895) 66°
Low 50° 53° 38° (1904) 47°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:47 AM with 12:08 of sunlight, then sets at 6:55 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:09 AM with 12:22 of moolight, then sets at 6:31 PM

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Princeton Weather Report

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September 23, 2014; 6:04 PM ET

A storm moving up the Atlantic coast with rain will briefly disrupt the dry weather and warming trend this week around Philadelphia. more >

The Dangers of Bus Travel

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Tue. Air Quality

Tue. Asthma Risk

Tue. UV Index