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.

Fog/Mist

65°F

18°C

Humidity 97%
Wind Speed SW 7 mph
Barometer 30.08 in (1018.4 mb)
Dewpoint 64°F (18°C)
Visibility 2.50 mi
Last update 26 Jun 7:53 am EDT
Extended Forecast for

Swissvale PA

  • Today

    Today: Mostly cloudy, with a high near 81. West wind 3 to 6 mph.

    High: 81 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. Low around 63. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    Showers then
    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly before noon. Mostly cloudy, with a high near 80. East wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly between 7pm and 8pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 64. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms then
    Patchy Fog

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Light north wind. Chance of precipitation is 20%.

    High: 86 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

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

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny and hot, with a high near 90.

    High: 90 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 95.

    High: 95 °F

    Hot

Detailed Forecast

Today
Mostly cloudy, with a high near 81. West wind 3 to 6 mph.
Tonight
Showers and thunderstorms before 4am, then showers and possibly a thunderstorm, mainly after 4am. Low around 63. Calm wind. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers and thunderstorms likely, mainly before noon. Mostly cloudy, with a high near 80. East wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms, mainly between 7pm and 8pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 64. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Light north wind. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Mostly sunny and hot, with a high near 90.
Monday Night
Partly cloudy, with a low around 71.
Tuesday
Sunny and hot, with a high near 95.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Sunny and hot, with a high near 98.
Wednesday Night
Mostly clear, with a low around 75.
Thursday
Sunny and hot, with a high near 98.
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ABOUT THIS FORECAST

 
Point Forecast:
Swissvale PA
 40.43°N 79.9°W (Elev. 899 ft)
Last Update:
7:26 am EDT Jun 26, 2026
Forecast Valid:
8am EDT Jun 26, 2026-6pm EDT Jul 2, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation