Penn Hills Weather Forecast

    • 55
    • 72

    Rain Showers

    • 57
    • 83

    Rain Showers

    • 48
    • 67

    Rain Showers Likely

    • 45
    • 69

    Partly Sunny

    • 45
    • 71

    Mostly Sunny

    • 48
    • 76

    Mostly Sunny

Today 4 Sep Allegheny

A chance of Thunderstorms. Showers. Highs around 70. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

Tonight 4 Sep Allegheny

Mostly cloudy. A chance of Showers and Thunderstorms in the evening. Patchy fog. Lows in the mid 50s. Northwest Winds 5 to 10 Mph, becoming south after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Penn Hills Temperature Statistics

September Temperature

Pittsburgh - Allegheny County Airport (10.6 miles)

  • Lowest 1 September, 2025

    53.1 °F

  • Average September

    65.4 °F

  • Highest 1 September, 2025

    75 °F

Climate (2020–Present)

Pittsburgh - Allegheny County Airport (10.6 miles)

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  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    54.7 °F

  • Average High 2020–2025

    63.3 °F
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