Pittsburgh Weather Forecast

    • 22
    • 32

    Increasing Clouds

    • 13
    • 35

    Snow

    • 15
    • 21

    Chance Snow Showers

    • 14
    • 23

    Mostly Cloudy

    • 26
    • 33

    Mostly Cloudy

    • 35
    • 43

    Chance Rain

Today 12 Dec Allegheny

Partly sunny Early, then becoming partly cloudy. Near steady temperature around 30. West Winds around 5 Mph.

Tonight 12 Dec Allegheny

Partly cloudy in the 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

Pittsburgh Temperature Statistics

December Temperature

Pittsburgh - Allegheny County Airport (6.8 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 (6.8 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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