Allegheny County Airport Weather Forecast

    • 60
    • 77

    Becoming Sunny

    • 47
    • 76

    Rain Showers

    • 44
    • 60

    Chance Rain Showers

    • 42
    • 62

    Chance Rain Showers

    • 40
    • 54

    Chance Rain Showers

    • 41
    • 58

    Slight Chance Rain Showers

Today 18 Oct Allegheny

Partly sunny in the Morning, then clearing. Warm with Highs in the mid 70s. South Winds 5 to 10 Mph.

Tonight 18 Oct Allegheny

Mainly clear in the Evening, then mostly cloudy with a chance of Showers after midnight. Mild. Lows in the upper 50s. South Winds 5 to 10 Mph. Gusts up to 25 Mph after midnight. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Allegheny County Airport Temperature Statistics

October Temperature

Pittsburgh - Allegheny County Airport (0 miles)

  • Lowest 9 October, 2025

    41 °F

  • Average October

    60.2 °F

  • Highest 6 October, 2025

    81 °F

Climate (2020–Present)

Pittsburgh - Allegheny County Airport (0 miles)

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  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    54.8 °F

  • Average High 2020–2025

    63.4 °F
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