Inter County Airport Weather Forecast

    • 43
    • 66

    Mostly Sunny

    • 46
    • 70

    Mostly Sunny

    • 49
    • 71

    Mostly Sunny

    • 50
    • 69

    Partly Sunny

    • 50
    • 67

    Partly Sunny

    • 54
    • 73

    Partly Sunny

Today 24 Sep Westmoreland

Mostly sunny. Highs in the mid 60s. East Winds 5 to 10 Mph.

Tonight 24 Sep Westmoreland

Clear. Lows in the lower 40s. Northeast Winds 5 to 10 Mph.

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  • Temperature Real-Time

Inter County Airport Temperature Statistics

September Temperature

Pittsburgh - Allegheny County Airport (7.5 miles)

  • Lowest 15 September, 2026

    53.1 °F

  • Average September

    70.9 °F

  • Highest 2 September, 2026

    91 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (7.5 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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