Oakmont Weather Forecast

    • 27
    • 42

    Mostly Cloudy

    • 12
    • 32

    Partly Sunny

    • 31
    • 37

    Rain/Snow Likely

    • 29
    • 48

    Chance Rain

    • 34
    • 42

    Rain Likely

    • 47
    • 54

    Rain Likely

    • 37
    • 55

    Slight Chance Rain

Today 20 Dec Allegheny

Partly sunny. Highs in the lower 40s. South Winds 5 to 10 Mph.

Tonight 20 Dec Allegheny

Mostly cloudy. Lows in the upper 20s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oakmont Temperature Statistics

December Temperature

Pittsburgh - Allegheny County Airport (11.8 miles)

  • Lowest 15 December, 2025

    7 °F

  • Average December

    27.8 °F

  • Highest 18 December, 2025

    57.9 °F

Climate (2020–Present)

Pittsburgh - Allegheny County Airport (11.8 miles)

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  • Average Low 2020–2025

    46.1 °F

  • Average 2020–2025

    54.6 °F

  • Average High 2020–2025

    63.2 °F
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