Chateau Weather Forecast

    • 57
    • 75

    Slight Chance Rain Showers

    • 57
    • 73

    Mostly Sunny

    • 57
    • 78

    Partly Sunny

    • 63
    • 81

    Partly Sunny

    • 64
    • 83

    Chance Thunderstorms

    • 62
    • 82

    Slight Chance Thunderstorms

Today 23 Aug Allegheny

Partly sunny with a slight chance of Showers this Morning, then partly cloudy this afternoon. Highs in the mid 70s. West Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 23 Aug Allegheny

Mainly clear. A slight chance of Showers after midnight. Lows in the mid 50s. West Winds 5 to 10 Mph. Chance of rain 20 percent.

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Chateau Temperature Statistics

August Temperature

Pittsburgh - Allegheny County Airport (8.7 miles)

  • Lowest 4 August, 2026

    60.1 °F

  • Average August

    72.6 °F

  • Highest 4 August, 2026

    86 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (8.7 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.3 °F
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