Greenville Weather Forecast

    • 60
    • 69

    Rain Showers

    • 36
    • 69

    Rain Showers

    • 32
    • 50

    Mostly Sunny

    • 35
    • 61

    Sunny

    • 38
    • 66

    Partly Sunny

    • 39
    • 68

    Mostly Sunny

    • 39
    • 68

    Mostly Sunny

Today 15 Oct Mercer

Partly sunny. Near steady temperature in the upper 60s. Southeast Winds around 5 Mph.

Tonight 15 Oct Mercer

Considerable cloudiness with a slight chance of Thunderstorms. A slight chance of Showers in the Evening, then Showers after midnight. Mild. Lows around 60. Temperatures rising into the upper 60s after midnight. Southeast Winds 5 to 10 Mph, increasing to south 15 to 20 Mph with Gusts up to 30 Mph after midnight. Chance of rain 80 percent.

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Greenville Temperature Statistics

October Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 6 October, 2026

    37 °F

  • Average October

    58.1 °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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