• Today

    Feb 11

    27°Lo 12°

    Colder with a snow shower

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Fri

    Feb 12

    27°Lo 18°

    Turning cloudy and cold

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sat

    Feb 13

    20°Lo 3°

    Variable clouds with a flurry

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    Feb 14

    19°Lo 8°

    Sunny and bitterly cold

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Mon

    Feb 15

    31°Lo 27°

    Cloudy and not as cold

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
1pm
2pm 3pm 4pm 5pm 6pm 7pm 8pm
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Forecast
Mostly Cloudy
Partly Cloudy
Flurries
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 27° 27° 26° 25° 24° 23° 23° 22°
RealFeel® 17° 14° 10°
Humidity 43% 43% 43% 42% 42% 43% 44% 45%
   
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
37%
 
40%
 
44%
 
39%
 
34%
 
22%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
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0%
   
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Wind (mph) 13 WNW 14 WNW 16 WNW 16 W 16 W 15 W 14 W 12 WNW
UV Index 2 1 1 0 0 0 0 0
Cloud Cover 77% 70% 70% 70% 63% 46% 46% 46%
Dew Point
Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F

Temperature History - Feb 11

more Historical Weather Data >
  Today Normal Record 2/11/2015
High 27° 41° 67° (2009) 36°
Low 12° 25° -9° (1899) 22°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:57 AM with 10:32 of sunlight, then sets at 5:29 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:45 AM with 12:34 of moolight, then sets at 9:19 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 >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps