Greenville Weather Forecast

    • 49
    • 72

    Partly Cloudy

    • 43
    • 69

    Mostly Sunny

    • 46
    • 68

    Mostly Sunny

    • 55
    • 75

    Partly Sunny

    • 55
    • 71

    Chance Rain Showers

    • 55
    • 72

    Mostly Cloudy

Today 7 Oct Mercer

Sunny in the Morning, then becoming partly cloudy. Highs in the lower 70s. Southwest Winds 10 to 15 Mph.

Tonight 7 Oct Mercer

Mainly clear. Lows in the upper 40s. Southwest Winds 5 to 10 Mph.

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Greenville Temperature Statistics

October Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 3 October, 2026

    45 °F

  • Average October

    59.9 °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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