• Early AM

    Feb 12

    Lo 14°

    Mainly clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Today

    Feb 12

    27°Lo 17°

    Turning cloudy and cold

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

    18°Lo 6°

    Sunny and bitterly cold

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

    Feb 15

    29°Lo 23°

    Cloudy and not as cold

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
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Forecast
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 25° 24° 24° 23° 23° 23° 23° 23°
RealFeel® 21° 20° 21° 21° 21° 21° 20° 18°
Humidity 42% 46% 49% 53% 59% 61% 61% 59%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Rain
 
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Snow
 
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Ice
 
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  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Wind (mph) 6 SSW 6 SSW 6 S 6 S 5 S 5 S 6 SW 6 WSW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 94% 92% 90% 88% 88% 90% 91% 93%
Dew Point 10° 11° 11° 11°
Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F

Temperature History - Feb 12

more Historical Weather Data >
  Today Normal Record 2/12/2015
High 27° 41° 68° (1999) 40°
Low 17° 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 12, 2016; 2:28 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 >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps