Greenville Weather Forecast

    • 53
    • 72

    Rain Showers

    • 54
    • 70

    Partly Sunny

    • 53
    • 77

    Mostly Sunny

    • 60
    • 81

    Partly Sunny

    • 61
    • 82

    Chance Thunderstorms

    • 58
    • 80

    Chance Rain Showers

Today 23 Aug Mercer

Partly sunny with a chance of Showers. A slight chance of Thunderstorms this Morning, then a chance of Thunderstorms this afternoon. Highs in the lower 70s. West Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 23 Aug Mercer

Mostly cloudy with a chance of Showers and Thunderstorms. Lows in the lower 50s. West Winds 5 to 10 Mph. Chance of rain 50 percent.

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Greenville Temperature Statistics

August Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 4 August, 2026

    53.1 °F

  • Average August

    70.5 °F

  • Highest 6 August, 2026

    82.9 °F

Climate (2021–2026)

Port Meadville Airport (17.4 miles)

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  • Average Low 2021–2026

    42.7 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.3 °F
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