Greenville Weather Forecast

    • 65
    • 82

    Rain Showers

    • 62
    • 82

    Slight Chance Thunderstorms

    • 65
    • 85

    Partly Sunny

    • 67
    • 86

    Rain Showers Likely

    • 64
    • 83

    Rain Showers

    • 61
    • 82

    Chance Thunderstorms

Today 6 Jul Mercer

Mostly cloudy. A chance of Showers and Thunderstorms this Morning, then Showers with Thunderstorms likely this afternoon. Highs in the lower 80s. East Winds around 5 Mph. Chance of rain 90 percent.

Tonight 6 Jul Mercer

Mostly cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Patchy fog after midnight. Humid with Lows in the mid 60s. Northeast Winds around 5 Mph. Chance of rain 70 percent.

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Greenville Temperature Statistics

July Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 4 July, 2026

    66.9 °F

  • Average July

    80.4 °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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