Greenville Weather Forecast

    • 56
    • 80

    Mostly Sunny

    • 64
    • 86

    Partly Sunny

    • 63
    • 83

    Rain Showers Likely

    • 61
    • 81

    Chance Thunderstorms

    • 60
    • 83

    Mostly Sunny

    • 64
    • 87

    Partly Sunny

Today 30 Jul Mercer

Sunny. Highs in the upper 70s. Northwest Winds 5 to 10 Mph.

Tonight 30 Jul Mercer

Clear. Patchy fog after midnight. Lows in the mid 50s. Northwest Winds 5 to 10 Mph in the Evening, becoming light and variable.

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Greenville Temperature Statistics

July Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 23 July, 2026

    50 °F

  • Average July

    72.4 °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

    59.3 °F
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