• Tonight

    Dec 20

    Lo 26°

    Mostly cloudy

    Driving Weather
    • Precip
      4%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Sun

    Dec 21

    41°Lo 26°

    Partly sunny

    Excellent for driving
    • Precip
      9%
    • Hours of Precip
      0
    • Rain
      0 in
  • Mon

    Dec 22

    42°Lo 36°

    Turning cloudy

    Excellent for driving
    • Precip
      19%
    • Hours of Precip
      2
    • Rain
      0.04 in
    more
  • Tue

    Dec 23

    49°Lo 46°

    Mostly cloudy with mist

    Very Good for driving
    • Precip
      57%
    • Hours of Precip
      4
    • Rain
      0.08 in
    more
  • Wed

    Dec 24

    60°Lo 45°

    Windy and milder with rain

    Fair for driving
    • Precip
      81%
    • Hours of Precip
      9
    • Rain
      0.65 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
10am
11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Partly Cloudy
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Cloudy
Temp (°F) 35° 38° 39° 40° 41° 40° 38° 36°
RealFeel® 37° 41° 43° 43° 45° 43° 41° 39°
Humidity 58% 53% 49% 47% 45% 46% 49% 54%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
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  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Wind (mph) 2 NNW 4 NNW 4 NNW 4 NNW 1 NNW 0 0 0
UV Index 1 1 2 1 1 0 0 0
Cloud Cover 53% 46% 46% 46% 46% 46% 46% 46%
Dew Point 22° 22° 22° 21° 21° 21° 21° 21°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F

Temperature History - Dec 21

more Historical Weather Data >
  Today Normal Record 12/21/2013
High 41° 41° 68° (1895) 64°
Low 26° 26° -2° (1942) 39°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:18 AM with 9:17 of sunlight, then sets at 4:35 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:31 AM with 10:09 of moolight, then sets at 4:40 PM

Princeton Weather Report

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

December 20, 2014; 1:05 PM ET

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

Travel Weather Forecast

Dec 20, 2014; 4:48 PM ET United States travel weather forecast

Sun. Travel Weather

48 Hour Precipitation Forecast

Sun. Driving Weather