Greenville Weather Forecast

    • 61
    • 79

    Chance Thunderstorms

    • 63
    • 85

    Slight Chance Thunderstorms

    • 70
    • 90

    Partly Sunny

    • 74
    • 95

    Mostly Sunny

    • 75
    • 96

    Mostly Sunny

    • 73
    • 97

    Slight Chance Thunderstorms

Today 27 Jun Mercer

Partly sunny. A slight chance of Showers and Thunderstorms Early, then a chance of Showers and Thunderstorms. Highs in the upper 70s. East Winds around 5 Mph. Chance of rain 50 percent.

Tonight 27 Jun Mercer

Partly cloudy. A chance of Showers and Thunderstorms in the evening. Lows in the lower 60s. Northeast Winds around 5 Mph. Chance of rain 40 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

    66.5 °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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