Pittsburgh Weather Forecast

    • 70
    • 89

    Thunderstorms

    • 69
    • 86

    Thunderstorms

    • 68
    • 84

    Rain Showers

    • 68
    • 84

    Rain Showers Likely

    • 69
    • 87

    Chance Thunderstorms

    • 70
    • 87

    Rain Showers Likely

Today 5 Aug Allegheny

Partly sunny. A slight chance of Showers and Thunderstorms this Morning, then scattered Showers and Thunderstorms this afternoon. Highs in the upper 80s. South Winds around 5 Mph. Chance of rain 40 percent. Heat index Values in the mid 90s this afternoon.

Tonight 5 Aug Allegheny

Mostly cloudy with scattered Showers. Scattered Thunderstorms, mainly in the evening. Humid with Lows in the upper 60s. South Winds around 5 Mph. Chance of rain 50 percent.

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Pittsburgh Temperature Statistics

August Temperature

Pittsburgh - Allegheny County Airport (6.8 miles)

  • Lowest 3 August, 2026

    64.9 °F

  • Average August

    72.4 °F

  • Highest 1 August, 2026

    82 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (6.8 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.3 °F
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