Monessen Weather Forecast

    • 39
    • 48

    Rain Showers

    • 31
    • 54

    Rain

    • 26
    • 39

    Partly Sunny

    • 41
    • 50

    Mostly Cloudy

    • 28
    • 55

    Slight Chance Rain Showers

    • 28
    • 40

    Mostly Cloudy

Today 30 Jan Westmoreland

Mostly sunny. Highs in the mid 40s. Southwest Winds 5 to 10 Mph.

Tonight 30 Jan Westmoreland

Cloudy. A chance of rain in the Evening, then rain after midnight. Near steady temperature around 40. South Winds around 5 Mph. Chance of rain 90 percent.

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Monessen Temperature Statistics

January Temperature

Pittsburgh - Allegheny County Airport (14.3 miles)

  • Lowest 22 January, 2025

    -4.3 °F

  • Average January

    22 °F

  • Highest 1 January, 2025

    44.7 °F

Climate (2020–Present)

Pittsburgh - Allegheny County Airport (14.3 miles)

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  • Average Low 2020–2025

    46.1 °F

  • Average 2020–2025

    54.5 °F

  • Average High 2020–2025

    63.1 °F
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