Highland Terrace Weather Forecast

    • 70
    • 87

    Increasing Clouds

    • 60
    • 77

    Rain Showers Likely

    • 62
    • 79

    Slight Chance Rain Showers

    • 67
    • 83

    Rain Showers Likely

    • 64
    • 84

    Chance Rain Showers

    • 68
    • 84

    Partly Sunny

Today 9 Sep Washington

Partly cloudy. Warm with Highs in the mid 80s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 9 Sep Washington

Partly cloudy in the evening. A chance of Thunderstorms. A chance of Showers in the Evening, then Showers after midnight. Warm with Lows in the upper 60s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

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Highland Terrace Temperature Statistics

September Temperature

Pittsburgh - Allegheny County Airport (13 miles)

  • Lowest 6 September, 2026

    57.9 °F

  • Average September

    74.5 °F

  • Highest 2 September, 2026

    91 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (13 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.3 °F
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