Greenville Weather Forecast

    • 70
    • 93

    Slight Chance Thunderstorms

    • 69
    • 87

    Thunderstorms Likely

    • 69
    • 86

    Rain Showers Likely

    • 70
    • 88

    Rain Showers Likely

    • 67
    • 84

    Rain Showers Likely

    • 68
    • 86

    Chance Thunderstorms

Today 24 Jun Mercer

Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Hot with Highs in the lower 90s. West Winds 5 to 10 Mph. Chance of rain 20 percent. Heat index Values up to 100.

Tonight 24 Jun Mercer

Partly cloudy with a slight chance of Showers and Thunderstorms. Warm with Lows around 70. West Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Greenville Temperature Statistics

June Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 2 June, 2025

    39.7 °F

  • Average June

    67 °F

  • Highest 4 June, 2025

    85.6 °F

Climate (2020–Present)

Port Meadville Airport (17.4 miles)

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  • Average Low 2020–2025

    43 °F

  • Average 2020–2025

    50.9 °F

  • Average High 2020–2025

    59.1 °F
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