Greenville Weather Forecast

    • 60
    • 83

    Decreasing Clouds

    • 62
    • 85

    Mostly Sunny

    • 65
    • 87

    Mostly Sunny

    • 70
    • 91

    Mostly Sunny

    • 67
    • 93

    Partly Sunny

    • 64
    • 86

    Partly Sunny

Today 11 Jul Mercer

Patchy fog this morning. Mostly cloudy. Highs in the lower 80s. Northeast Winds 5 to 10 Mph.

Tonight 11 Jul Mercer

Partly cloudy. Lows around 60. Northeast Winds 5 to 10 Mph.

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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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