Greenville Weather Forecast

    • 57
    • 76

    Increasing Clouds

    • 55
    • 72

    Rain Showers

    • 53
    • 75

    Mostly Sunny

    • 57
    • 78

    Partly Sunny

    • 58
    • 79

    Chance Thunderstorms

    • 58
    • 79

    Chance Thunderstorms

Today 21 Jun Mercer

Partly cloudy this Morning, then becoming mostly cloudy. Highs in the mid 70s. Northwest Winds around 5 Mph.

Tonight 21 Jun Mercer

Cloudy. Showers with a slight chance of Thunderstorms after midnight. Lows in the mid 50s. North Winds around 5 Mph, becoming east with Gusts up to 20 Mph after midnight. Chance of rain 90 percent.

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Greenville Temperature Statistics

June Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 2 June, 2026

    46.9 °F

  • Average June

    67.9 °F

  • Highest 11 June, 2026

    86 °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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