Monessen Weather Forecast

    • 40
    • 66

    Sunny

    • 42
    • 64

    Sunny

    • 52
    • 73

    Mostly Sunny

    • 47
    • 73

    Mostly Sunny

    • 45
    • 69

    Mostly Sunny

    • 50
    • 70

    Partly Sunny

Today 5 Oct Westmoreland

Mostly sunny. Near steady temperature in the mid 60s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 5 Oct Westmoreland

Clear. Lows in the upper 30s. Northwest Winds 10 to 15 Mph, becoming north around 5 Mph after midnight.

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Monessen Temperature Statistics

October Temperature

Pittsburgh - Allegheny County Airport (14.3 miles)

  • Lowest 3 October, 2026

    48.9 °F

  • Average October

    64.1 °F

  • Highest 1 October, 2026

    81 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (14.3 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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