Chateau Weather Forecast

    • 25
    • 34

    Chance Snow

    • 10
    • 32

    Chance Snow

    • 21
    • 34

    Mostly Cloudy

    • 25
    • 37

    Slight Chance Rain/Snow

    • 22
    • 36

    Chance Rain/Snow

    • 20
    • 33

    Mostly Cloudy

Today 3 Dec Allegheny

Considerable cloudiness this Morning, then becoming partly sunny. Highs in the lower 30s. Southwest Winds 5 to 10 Mph.

Tonight 3 Dec Allegheny

Mostly cloudy. A chance of snow after midnight. Little or no snow accumulation. Lows in the mid 20s. Southwest Winds 5 to 10 Mph. Chance of snow 50 percent.

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Chateau Temperature Statistics

December Temperature

Pittsburgh - Allegheny County Airport (8.7 miles)

  • Lowest 1 December, 2025

    28 °F

  • Average December

    29.7 °F

  • Highest 1 December, 2025

    32 °F

Climate (2020–Present)

Pittsburgh - Allegheny County Airport (8.7 miles)

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  • Average Low 2020–2025

    46.1 °F

  • Average 2020–2025

    54.6 °F

  • Average High 2020–2025

    63.3 °F
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