• Today

    Feb 11

    27°Lo 12°

    Colder with a snow shower

    Good for driving
    • Precip
      55%
    • Hours of Precip
      1
    • Snow
      0.10 in
    more
  • Fri

    Feb 12

    27°Lo 18°

    Turning cloudy and cold

    Very Good for driving
    • Precip
      16%
    • Hours of Precip
      0.5
    • Snow
      0.40 in
  • Sat

    Feb 13

    20°Lo 3°

    Variable clouds with a flurry

    Good for driving
    • Precip
      42%
    • Hours of Precip
      0.5
    • Snow
      0.05 in
    more
  • Sun

    Feb 14

    19°Lo 8°

    Sunny and bitterly cold

    Good for driving
    • Precip
      0%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Mon

    Feb 15

    31°Lo 27°

    Cloudy and not as cold

    Good for driving
    • Precip
      25%
    • Hours of Precip
      2
    • Snow
      1.00 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
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  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Mostly Clear
Mostly Clear
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 15° 14° 12° 16° 18° 22° 24° 25°
RealFeel® 12° 13° 12° 16° 20° 24° 26° 26°
Humidity 52% 53% 61% 53% 49% 46% 44% 41%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
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Snow
 
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Ice
 
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  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 5 W 5 WSW 4 WSW 5 SW 5 SW 5 SW 6 SW 7 SW
UV Index 0 0 0 0 1 2 3 3
Cloud Cover 11% 11% 25% 25% 25% 25% 25% 25%
Dew Point
Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F Middle Grid line 10 F

Temperature History - Feb 12

more Historical Weather Data >
  Today Normal Record 2/12/2015
High 27° 41° 68° (1999) 40°
Low 18° 25° -2° (1907) 18°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:56 AM with 10:34 of sunlight, then sets at 5:30 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:22 AM with 13:07 of moolight, then sets at 10:29 PM

Princeton Weather Report

Philadelphia: Polar vortex to smack region during Valentine's Day weekend

February 11, 2016; 8:38 AM ET

The coldest air of the winter and perhaps during all of last winter will plunge across the Philadelphia area during Valentine's Day weekend. more >

Travel Weather Forecast

Feb 11, 2016; 9:48 AM ET United States travel weather forecast

Fri. Travel Weather

48 Hour Precipitation Forecast

Fri. Driving Weather