Greenville Weather Forecast

    • 66
    • 87

    Thunderstorms

    • 63
    • 81

    Rain Showers

    • 59
    • 82

    Partly Sunny

    • 62
    • 83

    Partly Sunny

    • 65
    • 86

    Mostly Sunny

    • 67
    • 89

    Partly Sunny

Today 9 Jul Mercer

Partly sunny this Morning, then partly cloudy with isolated Showers and Thunderstorms this afternoon. Highs in the mid 80s. South Winds around 5 Mph, becoming west this afternoon. Chance of rain 20 percent.

Tonight 9 Jul Mercer

Partly cloudy in the Evening, then becoming mostly cloudy. Scattered Showers. Scattered Thunderstorms, mainly in the evening. Humid with Lows in the mid 60s. West Winds around 5 Mph, becoming southwest after midnight. Chance of rain 40 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

    77.6 °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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