Greenville Weather Forecast

    • 54
    • 77

    Becoming Sunny

    • 62
    • 81

    Partly Sunny

    • 62
    • 83

    Rain Showers

    • 54
    • 73

    Slight Chance Rain Showers

    • 53
    • 76

    Mostly Sunny

    • 58
    • 81

    Partly Sunny

Today 19 Jul Mercer

Mostly sunny. Highs in the upper 70s. North Winds 5 to 10 Mph.

Tonight 19 Jul Mercer

Mainly clear. Lows in the lower 50s. North 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 12 July, 2026

    61 °F
  • Average July

    75.6 °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

    59.3 °F
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