• Tue

    Aug 18

    76°Lo 65°

    Mostly cloudy and less humid

    Hair Frizz Weather
    • Wind
      Gust
      14 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Wed

    Aug 19

    79°Lo 68°

    Considerable clouds

    Hair Frizz Weather
    • Wind
      Gust
      9 mph
    • Precip
      25%
    • Hours of Precip
      0
  • Thu

    Aug 20

    82°Lo 66°

    Mostly cloudy

    Hair Frizz Weather
    • Wind
      Gust
      7 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Fri

    Aug 21

    80°Lo 68°

    Variably cloudy with a shower

    Hair Frizz Weather
    • Wind
      Gust
      8 mph
    • Precip
      55%
    • Hours of Precip
      1
    more
  • Sat

    Aug 22

    81°Lo 66°

    A shower in the afternoon

    Hair Frizz Weather
    • Wind
      Gust
      13 mph
    • Precip
      55%
    • Hours of Precip
      0.5
    more
Next Previous
Hi 79° RealFeel® 78° Precipitation 25%

Day

N

E

S

W

  • E 6 mph
  • Gusts: 9 mph

Considerable clouds

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 68° RealFeel® 66° Precipitation 25%

Night

N

E

S

W

  • E 6 mph
  • Gusts: 8 mph

Considerable clouds

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 19

more Historical Weather Data >
  Today Normal Record 8/19/2014
High 79° 81° 89° (1995) 84°
Low 68° 57° 43° (1977) 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:36 AM with 13:37 of sunlight, then sets at 8:13 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:14 AM with 11:28 of moolight, then sets at 10:42 PM

Washington Weather Report

Pittsburgh: Cooler Trend Through the Week

August 3, 2015; 7:30 AM ET

After a stretch of summerlike conditions settled in last week, things will be cooling off a bit this week around Pittsburgh. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.