Belle Vernon Weather Forecast

    • 65
    • 89

    Rain Showers

    • 59
    • 80

    Mostly Sunny

    • 69
    • 83

    Rain Showers Likely

    • 63
    • 86

    Rain Showers

    • 57
    • 76

    Mostly Sunny

    • 58
    • 77

    Mostly Sunny

Today 18 Jul Wyandot

Partly sunny. A slight chance of Showers in the Morning, then Showers likely with a chance of Thunderstorms in the afternoon. Humid with Highs in the upper 80s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 60 percent.

Tonight 18 Jul Wyandot

Mostly cloudy with Showers with Thunderstorms likely in the Evening, then partly cloudy after midnight. Humid with Lows in the mid 60s. West Winds 10 to 15 Mph, becoming north 5 to 10 Mph after midnight. Chance of rain 80 percent.

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Belle Vernon Temperature Statistics

July Temperature

Marion, Marion Municipal Airport (22.4 miles)

  • Lowest 14 July, 2026

    61 °F

  • Average July

    78.1 °F

  • Highest 3 July, 2026

    95 °F

Climate (2021–2026)

Marion, Marion Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    62.4 °F
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