Pittsburgh International Airport Weather Forecast

    • 43
    • 61

    Rain Showers Likely

    • 42
    • 51

    Chance Rain Showers

    • 38
    • 52

    Rain Showers Likely

    • 36
    • 53

    Mostly Cloudy

    • 38
    • 55

    Mostly Cloudy

    • 41
    • 56

    Slight Chance Rain Showers

Today 21 Oct Allegheny

Showers likely. Highs in the lower 60s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 70 percent.

Tonight 21 Oct Allegheny

Showers with isolated Thunderstorms in the Evening, then Showers likely after midnight. Lows in the lower 40s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

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Pittsburgh International Airport Temperature Statistics

October Temperature

Pittsburgh, Pittsburgh International Airport (1.9 miles)

  • Lowest 17 October, 2025

    33.1 °F

  • Average October

    59.3 °F

  • Highest 5 October, 2025

    81 °F

Climate (2020–Present)

Pittsburgh, Pittsburgh International Airport (1.9 miles)

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  • Average Low 2020–2025

    45.2 °F

  • Average 2020–2025

    54.1 °F

  • Average High 2020–2025

    63.3 °F
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