Upper St Clair Weather Forecast

    • 55
    • 78

    Partly Sunny

    • 59
    • 72

    Rain

    • 34
    • 69

    Chance Rain

    • 38
    • 51

    Mostly Sunny

    • 51
    • 66

    Partly Sunny

    • 48
    • 71

    Mostly Cloudy

Today 14 Mar Allegheny

Mainly sunny. Unseasonably warm with Highs in the upper 70s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 14 Mar Allegheny

Mostly cloudy in the Evening, then becoming mainly clear. Mild. Lows in the lower 50s. Southeast Winds around 10 Mph with Gusts up to 20 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper St Clair Temperature Statistics

March Temperature

Pittsburgh - Allegheny County Airport (8.1 miles)

  • Lowest 2 March, 2025

    16.8 °F

  • Average March

    40.2 °F

  • Highest 11 March, 2025

    71.1 °F

Climate (2020–Present)

Pittsburgh - Allegheny County Airport (8.1 miles)

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

  • Average Low 2020–2025

    46.1 °F

  • Average 2020–2025

    54.4 °F

  • Average High 2020–2025

    63.1 °F
Get WillyWeather+ to remove ads