Irwin Weather Forecast

    • 51
    • 77

    Mostly Sunny

    • 61
    • 78

    Rain

    • 49
    • 71

    Slight Chance Rain

    • 44
    • 66

    Chance Rain

    • 37
    • 56

    Chance Rain

    • 35
    • 56

    Slight Chance Rain

    • 36
    • 56

    Chance Rain

Today 3 Nov Westmoreland

Partly cloudy and breezy. Highs in the upper 50s.

Tonight 3 Nov Westmoreland

Clear, mild. Lows in the lower 50s. Southeast Winds around 5 Mph. Gusts up to 20 Mph this evening.

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Irwin Temperature Statistics

November Temperature

Pittsburgh - Allegheny County Airport (11.2 miles)

  • Lowest 1 November, 2026

    48 °F

  • Average November

    56.8 °F

  • Highest 1 November, 2026

    66.9 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (11.2 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.3 °F
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