Forest Hills Weather Forecast

    • 20
    • 32

    Increasing Clouds

    • 13
    • 34

    Snow

    • 14
    • 20

    Chance Snow Showers

    • 13
    • 23

    Mostly Cloudy

    • 25
    • 32

    Mostly Cloudy

    • 35
    • 43

    Chance Rain

    • 30
    • 51

    Rain Likely

Today 12 Dec Allegheny

Partly cloudy. Near steady temperature in the lower 30s. West Winds around 5 Mph.

Tonight 12 Dec Allegheny

Partly cloudy this Evening, then becoming mostly cloudy. Lows in the lower 20s. Temperatures rising into the mid 20s after midnight. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Forest Hills Temperature Statistics

December Temperature

Pittsburgh - Allegheny County Airport (5.6 miles)

  • Lowest 9 December, 2025

    12.9 °F

  • Average December

    28.1 °F

  • Highest 10 December, 2025

    43 °F

Climate (2020–Present)

Pittsburgh - Allegheny County Airport (5.6 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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