• Tonight

    Jan 28

    Lo 12°

    Increasing cloudiness

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      0%
    • Hi
      RealFeel
      24°
    more
  • Thu

    Jan 29

    39°Lo 21°

    Snow and rain in the p.m.

    Poor for lawn mowing
    • Hours of Precip
      6
    • Precip
      67%
    • Hi
      RealFeel
      31°
    more
  • Fri

    Jan 30

    25°Lo 4°

    Cloudy, snow showers; colder

    Poor for lawn mowing
    • Hours of Precip
      2
    • Precip
      72%
    • Hi
      RealFeel
      10°
    more
  • Sat

    Jan 31

    25°Lo 16°

    Mostly sunny and cold

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      0%
    • Hi
      RealFeel
      20°
  • Sun

    Feb 1

    31°Lo 17°

    Not as cold with snow

    Poor for lawn mowing
    • Hours of Precip
      6.5
    • Precip
      64%
    • Hi
      RealFeel
      31°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 11° 14° 17° 20° 22° 23° 23° 25°
RealFeel® 13° 16° 19° 20° 20° 20° 20°
Humidity 94% 90% 84% 77% 76% 75% 73% 69%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
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0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 7 WSW 6 WSW 7 WSW 7 WSW 7 WSW 7 WSW 7 WSW 7 WSW
UV Index 1 2 2 3 2 2 1 0
Cloud Cover 25% 22% 20% 25% 25% 25% 25% 25%
Dew Point 11° 13° 14° 16° 16° 16° 16°
Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F Middle Grid line 10 F

Temperature History - Jan 31

more Historical Weather Data >
  Today Normal Record 1/31/2014
High 25° 36° 61° (2012) 37°
Low 16° 17° -10° (1978) 28°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:31 AM with 10:07 of sunlight, then sets at 5:38 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:02 PM with 14:35 of moolight, then sets at 5:37 AM

Washington Weather Report

Pittsburgh: Cold Weather to Persist Into Weekend

January 28, 2015; 6:35 PM ET

Cold air will hold around Pittsburgh into the weekend as a couple of storm systems approach. more >

Why Do Leaves Change Color?

Sep 20, 2011; 5:00 AM ET Why do leaves change from green to beautiful shades of red, orange and yellow in the fall?

Sat. Degree Days

Sat. Evapotranspiration