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.

Overcast

64°F

18°C

Humidity 84%
Wind Speed S 9 mph
Barometer 29.99 in (1015.9 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 16 May 5:53 pm EDT
Extended Forecast for

Pitcairn PA

  • Tonight

    Tonight: Showers and thunderstorms likely before 10pm, then a slight chance of showers after 5am. Mostly cloudy, with a low around 59. Southwest wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    T-storms
    Likely then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers before 7am, then a slight chance of showers and thunderstorms after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. Southwest wind around 6 mph. Chance of precipitation is 30%.

    High: 82 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 62. Light southeast wind.

    Low: 62 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 91. Southwest wind 5 to 10 mph.

    High: 91 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. South wind 5 to 7 mph.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Chance of precipitation is 20%.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Partly cloudy, with a low around 69. Chance of precipitation is 40%.

    Low: 69 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 2pm. High near 84. Chance of precipitation is 90%.

    High: 84 °F

    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Showers and thunderstorms likely before 10pm, then a slight chance of showers after 5am. Mostly cloudy, with a low around 59. Southwest wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers before 7am, then a slight chance of showers and thunderstorms after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 82. Southwest wind around 6 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 62. Light southeast wind.
Monday
Sunny and hot, with a high near 91. Southwest wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 66. South wind 5 to 7 mph.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 90. Chance of precipitation is 20%.
Tuesday Night
A chance of showers after 2am. Partly cloudy, with a low around 69. Chance of precipitation is 40%.
Wednesday
Showers, with thunderstorms also possible after 2pm. High near 84. Chance of precipitation is 90%.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 69.
Thursday Night
Mostly cloudy, with a low around 50.
Friday
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Saturday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Pitcairn PA
 40.42°N 79.78°W (Elev. 1198 ft)
Last Update:
2:21 pm EDT May 16, 2026
Forecast Valid:
6pm EDT May 16, 2026-6pm EDT May 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation