Greenville Weather Forecast

    • 36
    • 70

    Rain Showers Likely

    • 31
    • 51

    Becoming Sunny

    • 34
    • 60

    Mostly Sunny

    • 36
    • 65

    Mostly Sunny

    • 39
    • 68

    Mostly Sunny

    • 41
    • 68

    Mostly Sunny

    • 43
    • 68

    Mostly Sunny

Today 16 Oct Mercer

Mostly sunny. Highs in the upper 60s.

Tonight 16 Oct Mercer

Mostly cloudy. Rain Showers this evening. Lows in the mid 30s. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

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Greenville Temperature Statistics

October Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 6 October, 2026

    37 °F

  • Average October

    58.2 °F

  • Highest 13 October, 2026

    81 °F

Climate (2021–2026)

Port Meadville Airport (17.4 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.2 °F
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