Forest Hills Weather Forecast

    • 50
    • 67

    Chance Rain Showers

    • 45
    • 71

    Becoming Sunny

    • 47
    • 74

    Mostly Sunny

    • 50
    • 78

    Mostly Sunny

    • 53
    • 80

    Mostly Sunny

    • 54
    • 82

    Mostly Sunny

    • 51
    • 78

    Mostly Sunny

Today 6 Sep Allegheny

Mostly cloudy with a 50 percent chance of Showers. Near steady temperature in the upper 60s. West Winds around 10 Mph.

Tonight 6 Sep Allegheny

Considerable cloudiness with a slight chance of Showers Early, then partly cloudy. Lows in the upper 40s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Forest Hills Temperature Statistics

September Temperature

Pittsburgh - Allegheny County Airport (5.6 miles)

  • Lowest 3 September, 2025

    52 °F

  • Average September

    65.3 °F

  • Highest 3 September, 2025

    82 °F

Climate (2020–Present)

Pittsburgh - Allegheny County Airport (5.6 miles)

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

  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    54.7 °F

  • Average High 2020–2025

    63.3 °F
Get WillyWeather+ to remove ads