Greenville Weather Forecast

    • 66
    • 83

    Rain Showers

    • 65
    • 81

    Rain Showers

    • 63
    • 81

    Chance Thunderstorms

    • 65
    • 85

    Chance Thunderstorms

    • 66
    • 86

    Rain Showers Likely

    • 63
    • 82

    Chance Thunderstorms

Today 5 Jul Mercer

Considerable cloudiness. Patchy fog this morning. A slight chance of Showers and Thunderstorms this Morning, then Showers with a chance of Thunderstorms this afternoon. Highs in the lower 80s. Southeast Winds around 5 Mph, becoming northeast around 5 Mph this afternoon. Chance of rain 90 percent.

Tonight 5 Jul Mercer

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Humid with Lows in the mid 60s. East Winds around 5 Mph. Chance of rain 50 percent.

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Greenville Temperature Statistics

July Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 3 July, 2026

    69.1 °F

  • Average July

    82.3 °F

  • Highest 1 July, 2026

    91 °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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