Belle Vernon Weather Forecast

    • 52
    • 85

    Becoming Sunny

    • 57
    • 86

    Mostly Sunny

    • 53
    • 85

    Mostly Sunny

    • 60
    • 84

    Partly Sunny

    • 63
    • 87

    Partly Sunny

    • 62
    • 85

    Chance Rain Showers

Today 17 Sep Wyandot

Partly cloudy in the Morning, then clearing. Highs in the mid 80s. North Winds around 5 Mph.

Tonight 17 Sep Wyandot

Mostly clear. Lows in the lower 50s. Northeast Winds around 5 Mph, becoming southeast around 5 Mph after midnight.

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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

    62.7 °F

  • Highest 13 September, 2025

    84 °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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