Glassport Weather Forecast

    • 55
    • 85

    Mostly Sunny

    • 58
    • 86

    Mostly Sunny

    • 62
    • 86

    Partly Sunny

    • 62
    • 86

    Partly Sunny

    • 62
    • 85

    Partly Sunny

    • 62
    • 83

    Chance Rain Showers

Today 18 Sep Allegheny

Sunny, warm with Highs in the mid 80s. Light and variable Winds, becoming northwest around 5 Mph in the afternoon.

Tonight 18 Sep Allegheny

Clear. Lows in the mid 50s. Northwest Winds around 5 Mph in the Evening, becoming light and variable.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Glassport Temperature Statistics

September Temperature

Pittsburgh - Allegheny County Airport (2.5 miles)

  • Lowest 8 September, 2025

    45 °F

  • Average September

    65.3 °F

  • Highest 15 September, 2025

    82.9 °F

Climate (2020–Present)

Pittsburgh - Allegheny County Airport (2.5 miles)

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

  • Average Low 2020–2025

    46.1 °F

  • Average 2020–2025

    54.6 °F

  • Average High 2020–2025

    63.3 °F
Get WillyWeather+ to remove ads