Grindstone - Rowes Run Weather Forecast

    • 59
    • 81

    Rain Showers Likely

    • 61
    • 81

    Chance Rain Showers

    • 67
    • 90

    Mostly Sunny

    • 66
    • 89

    Rain Showers Likely

    • 54
    • 83

    Rain Showers

    • 51
    • 70

    Slight Chance Thunderstorms

Today 16 May Fayette

Partly cloudy this Morning, then partly sunny with a chance of Showers with a slight chance of Thunderstorms this afternoon. Warm with Highs in the lower 80s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 16 May Fayette

Mostly cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a chance of Showers after midnight. More humid with Lows in the upper 50s. Southwest Winds 5 to 10 Mph. Gusts up to 25 Mph in the evening. Chance of rain 70 percent.

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Grindstone - Rowes Run Temperature Statistics

May Temperature

Pittsburgh - Allegheny County Airport (24.2 miles)

  • Lowest 2 May, 2026

    34 °F

  • Average May

    53.3 °F

  • Highest 5 May, 2026

    73.9 °F

Climate (2021–Present)

Pittsburgh - Allegheny County Airport (24.2 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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