Belle Vernon Weather Forecast

    • 57
    • 78

    Increasing Clouds

    • 59
    • 81

    Partly Sunny

    • 68
    • 85

    Partly Sunny

    • 67
    • 88

    Slight Chance Rain Showers

    • 57
    • 79

    Partly Sunny

    • 57
    • 78

    Partly Sunny

Today 6 Sep Wyandot

Mostly sunny. Highs in the upper 70s. Northeast Winds 10 to 15 Mph.

Tonight 6 Sep Wyandot

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 50s. Northeast Winds 10 to 15 Mph, Diminishing to around 5 Mph after midnight.

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Belle Vernon Temperature Statistics

September Temperature

Marion, Marion Municipal Airport (22.4 miles)

  • Lowest 2 September, 2026

    71.1 °F

  • Average September

    80.9 °F

  • Highest 3 September, 2026

    93.9 °F

Climate (2021–2026)

Marion, Marion Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    53.3 °F

  • Average High 2021–2026

    63 °F
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