Greenville Weather Forecast

    • 55
    • 71

    Rain Showers Likely

    • 52
    • 74

    Mostly Sunny

    • 58
    • 78

    Chance Rain Showers

    • 60
    • 80

    Rain Showers Likely

    • 59
    • 79

    Chance Rain Showers

    • 60
    • 80

    Slight Chance Thunderstorms

Today 22 Jun Mercer

A slight chance of Thunderstorms. Showers, mainly this morning. Highs in the lower 70s. East Winds 10 to 15 Mph, becoming west 5 to 10 Mph this afternoon. Chance of rain near 100 percent.

Tonight 22 Jun Mercer

Mostly cloudy. Lows in the mid 50s. North Winds 5 to 10 Mph.

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Greenville Temperature Statistics

June Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 2 June, 2026

    46.9 °F

  • Average June

    67.6 °F

  • Highest 11 June, 2026

    86 °F

Climate (2021–2026)

Port Meadville Airport (17.4 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    59.2 °F
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