Irwin Weather Forecast

    • 36
    • 63

    Mostly Sunny

    • 43
    • 62

    Rain

    • 32
    • 54

    Rain

    • 29
    • 44

    Chance Rain/Snow

    • 30
    • 44

    Slight Chance Rain

    • 30
    • 47

    Mostly Cloudy

Today 10 Nov Westmoreland

Sunny, mild. Highs in the lower 60s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 10 Nov Westmoreland

Clear. Lows in the mid 30s. West Winds 5 to 10 Mph, becoming southwest after midnight.

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Irwin Temperature Statistics

November Temperature

Pittsburgh - Allegheny County Airport (11.2 miles)

  • Lowest 8 November, 2026

    39.9 °F

  • Average November

    56.5 °F

  • Highest 4 November, 2026

    77 °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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