Stone Mountain Park Weather Forecast

    • 65
    • 81

    Rain Showers

    • 63
    • 84

    Decreasing Clouds

    • 58
    • 82

    Partly Sunny

    • 63
    • 87

    Mostly Sunny

    • 63
    • 88

    Mostly Sunny

    • 64
    • 87

    Slight Chance Thunderstorms

    • 63
    • 85

    Chance Rain Showers

Today 12 Sep Harlan

Showers with a chance of Thunderstorms. Highs in the lower 80s. South Winds around 5 Mph. Chance of rain 80 percent.

Tonight 12 Sep Harlan

Mostly cloudy with a chance of Showers and drizzle. Areas of dense valley fog. Lows in the mid 60s. Light and variable Winds. Chance of rain 30 percent.

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Stone Mountain Park Temperature Statistics

September Temperature

Lee County Airport (6.8 miles)

  • Lowest 8 September, 2026

    60.8 °F

  • Average September

    76.3 °F

  • Highest 2 September, 2026

    95 °F

Climate (2021–2026)

Lee County Airport (6.8 miles)

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  • Average Low 2021–2026

    45.1 °F

  • Average 2021–2026

    56.5 °F

  • Average High 2021–2026

    69.1 °F
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