Highland Terrace Weather Forecast

    • 66
    • 85

    Rain Showers

    • 60
    • 83

    Chance Rain Showers

    • 52
    • 74

    Mostly Sunny

    • 61
    • 83

    Partly Sunny

    • 66
    • 87

    Chance Rain Showers

    • 63
    • 86

    Chance Rain Showers

Today 12 Sep Washington

Partly sunny with a slight chance of Showers this Morning, then mostly cloudy with Showers with a chance of Thunderstorms this afternoon. Some Thunderstorms may produce heavy rainfall this afternoon. Highs in the lower 80s. South Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 12 Sep Washington

Showers with a chance of Thunderstorms in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall. Warm with Lows in the mid 60s. Southeast Winds around 5 Mph, becoming southwest after midnight. Chance of rain near 100 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Highland Terrace Temperature Statistics

September Temperature

Pittsburgh - Allegheny County Airport (13 miles)

  • Lowest 6 September, 2026

    57.9 °F

  • Average September

    73.5 °F

  • Highest 2 September, 2026

    91 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (13 miles)

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

  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    63.3 °F
Get WillyWeather+ to remove ads