Belle Vernon Weather Forecast

    • 57
    • 82

    Decreasing Clouds

    • 56
    • 85

    Mostly Sunny

    • 56
    • 86

    Mostly Sunny

    • 58
    • 87

    Mostly Sunny

    • 59
    • 87

    Mostly Sunny

    • 61
    • 90

    Partly Sunny

Today 13 Sep Wyandot

Mostly sunny this Morning, then becoming partly sunny. Highs in the lower 80s. South Winds around 5 Mph, becoming north this afternoon.

Tonight 13 Sep Wyandot

Mostly cloudy this Evening, then clearing. Lows in the upper 50s. East Winds around 5 Mph.

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Belle Vernon Temperature Statistics

September Temperature

Marion, Marion Municipal Airport (22.4 miles)

  • Lowest 8 September, 2025

    39 °F

  • Average September

    61.9 °F

  • Highest 10 September, 2025

    82.9 °F

Climate (2020–Present)

Marion, Marion Municipal Airport (22.4 miles)

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  • Average Low 2020–2025

    43 °F

  • Average 2020–2025

    52.4 °F

  • Average High 2020–2025

    61.9 °F
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