Belle Vernon Weather Forecast

    • 54
    • 65

    Rain

    • 59
    • 79

    Rain Showers Likely

    • 60
    • 80

    Chance Thunderstorms

    • 62
    • 83

    Chance Rain Showers

    • 62
    • 80

    Chance Rain Showers

    • 57
    • 80

    Chance Rain Showers

Today 23 May Fayette

Considerable cloudiness. Rain likely this Morning, then a chance of Showers with a slight chance of Thunderstorms this afternoon. Highs in the mid 60s. Southeast Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 70 percent.

Tonight 23 May Fayette

Mostly cloudy with a slight chance of Thunderstorms. A chance of Showers in the Evening, then Showers likely after midnight. Lows in the mid 50s. Southeast Winds 15 to 20 Mph, Diminishing to 5 to 10 Mph after midnight. Gusts up to 35 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Belle Vernon Temperature Statistics

May Temperature

Pittsburgh - Allegheny County Airport (15.5 miles)

  • Lowest 2 May, 2026

    34 °F

  • Average May

    57.3 °F

  • Highest 18 May, 2026

    87.1 °F

Climate (2021–Present)

Pittsburgh - Allegheny County Airport (15.5 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.4 °F
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