Pittsburgh Weather Forecast

    • 64
    • 83

    Mostly Sunny

    • 67
    • 88

    Slight Chance Thunderstorms

    • 66
    • 86

    Chance Thunderstorms

    • 64
    • 86

    Slight Chance Thunderstorms

    • 67
    • 88

    Mostly Sunny

    • 64
    • 88

    Slight Chance Thunderstorms

Today 18 Aug Allegheny

Mostly sunny. Highs in the lower 80s. Northeast Winds around 5 Mph.

Tonight 18 Aug Allegheny

Mainly clear. Lows in the lower 60s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pittsburgh Temperature Statistics

August Temperature

Pittsburgh - Allegheny County Airport (6.8 miles)

  • Lowest 3 August, 2025

    56.6 °F

  • Average August

    74 °F

  • Highest 12 August, 2025

    91.7 °F

Climate (2020–Present)

Pittsburgh - Allegheny County Airport (6.8 miles)

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  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    54.7 °F

  • Average High 2020–2025

    63.4 °F
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