Greenville Weather Forecast

    • 66
    • 83

    Chance Thunderstorms

    • 63
    • 82

    Rain Showers Likely

    • 63
    • 82

    Rain Showers Likely

    • 59
    • 81

    Slight Chance Thunderstorms

    • 55
    • 79

    Partly Sunny

    • 59
    • 78

    Chance Rain Showers

Today 10 Aug Mercer

Mostly cloudy this Morning, then becoming partly sunny. A chance of Thunderstorms. Showers, mainly this morning. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 10 Aug Mercer

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Humid with Lows in the mid 60s. 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

    71.1 °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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