• Tonight

    Dec 21

    Lo 21°

    Patchy clouds

    Driving Weather
    • Precip
      4%
    • Hours of Precip
      0
    • Rain
      0 in
  • Mon

    Dec 22

    41°Lo 37°

    Turning cloudy, p.m. mist

    Excellent for driving
    • Precip
      41%
    • Hours of Precip
      2.5
    • Rain
      0.04 in
    more
  • Tue

    Dec 23

    47°Lo 44°

    Mainly cloudy and damp; fog

    Good for driving
    • Precip
      47%
    • Hours of Precip
      6
    • Rain
      0.26 in
    more
  • Wed

    Dec 24

    58°Lo 46°

    Rain; breezy, not as cool

    Fair for driving
    • Precip
      79%
    • Hours of Precip
      13.5
    • Rain
      0.86 in
    more
  • Thu

    Dec 25

    49°Lo 29°

    Clouds breaking and colder

    Very Good for driving
    • Precip
      25%
    • Hours of Precip
      0
    • Rain
      0 in
    more
Next Previous
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  Sun
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Forecast
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 30° 29° 30° 31° 34° 33° 34° 35°
RealFeel® 26° 33° 34° 30° 28° 29° 26° 27°
Humidity 75% 71% 68% 72% 64% 61% 61% 59%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
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Snow
 
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Ice
 
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  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (mph) 6 WNW 0 0 5 WNW 8 NW 7 NW 10 NW 10 NW
UV Index 0 0 0 0 0 1 1 1
Cloud Cover 100% 94% 94% 76% 94% 94% 94% 94%
Dew Point 23° 21° 21° 23° 23° 21° 22° 22°
Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F

Temperature History - Dec 21

more Historical Weather Data >
  Today Normal Record 12/21/2013
High 35° 40° 61° (2011) 59°
Low 21° 25° (1942) 34°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:23 AM with 9:18 of sunlight, then sets at 4:41 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:36 AM with 10:10 of moolight, then sets at 4:46 PM

Mohnton Weather Report

Philly: Christmas Eve Storm to Affect Holiday Travel This Week

December 21, 2014; 8:18 PM ET

Holiday travel will be at risk across the Philadelphia area this week as a strong storm takes shape and blasts through the Northeast. more >

Travel Weather Forecast

Dec 21, 2014; 5:16 PM ET United States travel weather forecast

Sun. Travel Weather

48 Hour Precipitation Forecast

Sun. Driving Weather