Greenville Weather Forecast

    • 50
    • 71

    Increasing Clouds

    • 39
    • 63

    Mostly Sunny

    • 45
    • 64

    Mostly Sunny

    • 51
    • 72

    Partly Sunny

    • 47
    • 71

    Partly Sunny

    • 45
    • 69

    Partly Sunny

    • 49
    • 68

    Partly Sunny

Today 4 Oct Mercer

Partly cloudy. A chance of Showers in the afternoon. Highs in the lower 70s. Chance of rain 30 percent.

Tonight 4 Oct Mercer

Mainly clear. Lows around 50. West Winds 5 to 10 Mph.

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Greenville Temperature Statistics

October Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 2 October, 2026

    50 °F

  • Average October

    64.9 °F

  • Highest 1 October, 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

    59.2 °F
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