Greenville Weather Forecast

    • 74
    • 95

    Slight Chance Thunderstorms

    • 74
    • 98

    Hot

    • 74
    • 98

    Hot

    • 71
    • 94

    Chance Thunderstorms

    • 68
    • 90

    Rain Showers Likely

    • 68
    • 90

    Chance Thunderstorms

Today 30 Jun Mercer

Partly cloudy. Hot with Highs in the mid 90s. Southwest Winds 5 to 10 Mph. Heat index Values up to 104 in the afternoon.

Tonight 30 Jun Mercer

Mainly clear. Warm with Lows in the lower 70s. Southwest Winds 5 to 10 Mph.

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Greenville Temperature Statistics

June Temperature

Port Meadville Airport (17.4 miles)

  • Lowest 2 June, 2026

    46.9 °F

  • Average June

    66.6 °F

  • Highest 11 June, 2026

    86 °F

Climate (2021–2026)

Port Meadville Airport (17.4 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.2 °F
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