Greenville Weather Forecast

    • 63
    • 85

    Mostly Cloudy

    • 60
    • 84

    Decreasing Clouds

    • 62
    • 85

    Mostly Sunny

    • 65
    • 87

    Mostly Sunny

    • 70
    • 91

    Mostly Sunny

    • 66
    • 90

    Partly Sunny

    • 64
    • 87

    Partly Sunny

Today 10 Jul Mercer

Showers with Thunderstorms likely. Some Thunderstorms may produce heavy rainfall. Near steady temperature around 80. Northwest Winds around 5 Mph. Chance of rain 90 percent.

Tonight 10 Jul Mercer

Mostly cloudy. A chance of Showers and Thunderstorms this evening. Patchy fog after midnight. Some Thunderstorms may produce heavy rainfall this evening. Lows in the lower 60s. Northwest Winds around 5 Mph this Evening, becoming light and variable. Chance of rain 50 percent.

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Greenville Temperature Statistics

July Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 8 July, 2026

    64.9 °F

  • Average July

    76.4 °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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