Greenville Weather Forecast

    • 64
    • 85

    Mostly Sunny

    • 67
    • 87

    Chance Thunderstorms

    • 66
    • 86

    Rain Showers Likely

    • 65
    • 84

    Rain Showers

    • 65
    • 85

    Chance Thunderstorms

    • 68
    • 88

    Chance Rain Showers

Today 4 Aug Mercer

Patchy fog this morning. Mostly sunny. Highs in the mid 80s. Southeast Winds around 5 Mph.

Tonight 4 Aug Mercer

Clear. Lows in the lower 60s. Southeast Winds around 5 Mph.

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Greenville Temperature Statistics

August Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 2 August, 2026

    64.9 °F

  • Average August

    71.7 °F

  • Highest 1 August, 2026

    80.1 °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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