Pittsburgh Weather Forecast

    • 35
    • 43

    Mostly Cloudy

    • 29
    • 47

    Rain Likely

    • 39
    • 42

    Rain

    • 38
    • 49

    Rain

    • 23
    • 57

    Rain Likely

    • 17
    • 30

    Slight Chance Snow

Today 24 Dec Allegheny

Partly sunny. Highs in the lower 40s. Northwest Winds around 5 Mph.

Tonight 24 Dec Allegheny

Considerable cloudiness. Rain likely after midnight. Near steady temperature in the mid 30s. Southeast Winds around 5 Mph. Chance of rain 50 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Pittsburgh Temperature Statistics

December Temperature

Pittsburgh - Allegheny County Airport (6.8 miles)

  • Lowest 15 December, 2025

    7 °F

  • Average December

    28.4 °F

  • Highest 18 December, 2025

    57.9 °F

Climate (2020–Present)

Pittsburgh - Allegheny County Airport (6.8 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    54.6 °F

  • Average High 2020–2025

    63.3 °F
Get WillyWeather+ to remove ads