Irwin Weather Forecast

    • 42
    • 61

    Sunny

    • 52
    • 72

    Mostly Sunny

    • 45
    • 72

    Mostly Sunny

    • 47
    • 69

    Mostly Sunny

    • 55
    • 76

    Partly Sunny

    • 57
    • 72

    Chance Rain Showers

Today 6 Oct Westmoreland

Sunny. Highs around 60. Light and variable Winds, becoming north around 5 Mph.

Tonight 6 Oct Westmoreland

Clear. Lows in the lower 40s. Southeast Winds around 5 Mph.

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Irwin Temperature Statistics

October Temperature

Pittsburgh - Allegheny County Airport (11.2 miles)

  • Lowest 3 October, 2026

    48.9 °F

  • Average October

    63.3 °F

  • Highest 1 October, 2026

    81 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (11.2 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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