National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Fair

77°F

25°C

Humidity 64%
Wind Speed Vrbl 3 mph
Barometer 29.98 in (1014.7 mb)
Dewpoint 64°F (18°C)
Visibility 9.00 mi
Heat Index79°F (26°C)
Last update 3 Jul 9:53 am EDT
Extended Forecast for

Swissvale PA

  • Today

    Today: Mostly sunny, with a high near 88. Northwest wind 5 to 9 mph.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. Northwest wind around 6 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear

  • Independence Day

    Independence Day: Patchy fog before 8am. Otherwise, sunny, with a high near 87. Calm wind.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Sunny and hot, with a high near 91. Light south wind.

    High: 91 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 94.

    High: 94 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Chance of precipitation is 50%.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 88. Northwest wind 5 to 9 mph.
Tonight
Mostly clear, with a low around 61. Northwest wind around 6 mph becoming calm in the evening.
Independence Day
Patchy fog before 8am. Otherwise, sunny, with a high near 87. Calm wind.
Friday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 62. Calm wind.
Saturday
Sunny and hot, with a high near 91. Light south wind.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Sunny and hot, with a high near 94.
Sunday Night
Partly cloudy, with a low around 70.
Monday
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms before 8pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Tuesday
A chance of showers. Patchy fog. Otherwise, partly sunny, with a high near 88. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Patchy fog. Otherwise, partly cloudy, with a low around 67. Chance of precipitation is 30%.
Wednesday
A chance of showers. Patchy fog. Otherwise, partly sunny, with a high near 88. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Swissvale PA
 40.43°N 79.9°W (Elev. 899 ft)
Last Update:
10:04 am EDT Jul 3, 2025
Forecast Valid:
10am EDT Jul 3, 2025-6pm EDT Jul 9, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation