• Today

    Dec 18

    42°Lo 29°

    Breezy with clouds and sun

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

    Dec 19

    41°Lo 25°

    Sun mixing with clouds

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

    Dec 20

    39°Lo 28°

    Some sun, then clouds

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

    Dec 21

    41°Lo 32°

    Clouds and sun

    Low ragweed pollen levels
    • Precip
      30%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      60%
    more
  • Mon

    Dec 22

    44°Lo 38°

    Cloudy with afternoon rain

    Ragweed Pollen Weather
    • Precip
      75%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      97%
    more
Next Previous
Next 8 hours >
  Thu
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Partly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Mostly Clear
Cloudy
Temp (°F) 36° 35° 35° 35° 34° 33° 31° 32°
RealFeel® 26° 25° 25° 24° 23° 22° 19° 21°
Humidity 64% 64% 62% 62% 63% 64% 67% 65%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
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0%
 
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0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 10 WNW 12 NW 12 WNW 13 WNW 13 NW 12 N 13 N 12 WNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 47% 75% 86% 76% 45% 30% 23% 69%
Dew Point 25° 24° 23° 23° 23° 22° 22° 22°
Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F

Temperature History - Dec 18

more Historical Weather Data >
  Today Normal Record 12/18/2013
High 42° 42° 66° (2006) 37°
Low 29° 27° -1° (1919) 19°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:16 AM with 9:18 of sunlight, then sets at 4:34 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:27 AM with 10:46 of moolight, then sets at 2:13 PM

Princeton Weather Report

Philly: Quiet Weekend Weather to be Followed by Christmas Eve Storm

December 18, 2014; 1:10 PM ET

Following benign weather this weekend, a major storm will affect Philadelphia, much of the East and Midwest on Christmas Eve. more >

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps