• Today

    Dec 20

    34°Lo 21°

    Mostly cloudy

    Fair for biking
    • Precip
      11%
    • Hours of Precip
      0
    • Wind
      Gust
      4 mph
  • Sun

    Dec 21

    38°Lo 25°

    Partly sunny

    Good for biking
    • Precip
      2%
    • Hours of Precip
      0
    • Wind
      Gust
      4 mph
    more
  • Mon

    Dec 22

    46°Lo 34°

    Cloudy

    Good for biking
    • Precip
      14%
    • Hours of Precip
      0
    • Wind
      Gust
      12 mph
    more
  • Tue

    Dec 23

    55°Lo 46°

    Damp in the afternoon

    Good for biking
    • Precip
      49%
    • Hours of Precip
      1
    • Wind
      Gust
      12 mph
    more
  • Wed

    Dec 24

    56°Lo 33°

    Cloudy, rain; windy

    Poor for biking
    • Precip
      78%
    • Hours of Precip
      4
    • Wind
      Gust
      25 mph
    more
Next Previous
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Forecast
Cloudy
Cloudy
Mostly Cloudy
Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 27° 26° 25° 25° 22° 27° 27° 28°
RealFeel® 28° 29° 27° 27° 24° 28° 29° 31°
Humidity 65% 65% 68% 67% 74% 61% 62% 62%
   
  2am 3am 4am 5am 6am 7am 8am 9am
Rain
 
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Snow
 
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Ice
 
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  2am 3am 4am 5am 6am 7am 8am 9am
Wind (mph) 1 N 1 N 1 N 1 N 1 N 2 NE 1 NE 1 NE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 96% 96% 89% 90% 87% 96% 96% 96%
Dew Point 16° 16° 16° 15° 15° 15° 16° 17°
Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F

Temperature History - Dec 20

more Historical Weather Data >
  Today Normal Record 12/20/2013
High 34° 38° N/A 57°
Low 21° 25° N/A 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:38 AM with 9:19 of sunlight, then sets at 4:57 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:52 AM with 10:14 of moolight, then sets at 4:06 PM

Monongahela Weather Report

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

December 20, 2014; 5:00 AM ET

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

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.