Jekyll Island State Park Weather Forecast

    • 75
    • 85

    Partly Sunny

    • 75
    • 86

    Partly Sunny

    • 77
    • 86

    Rain Showers Likely

    • 77
    • 85

    Rain Showers Likely

    • 77
    • 85

    Rain Showers Likely

    • 77
    • 85

    Rain Showers Likely

Today 17 Sep Coastal Glynn

Mostly sunny with a 20 percent chance of Showers. Highs in the upper 80s. Northeast Winds 15 to 20 Mph.

Tonight 17 Sep Coastal Glynn

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 70s. Northeast Winds 10 to 15 Mph.

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  • Temperature Real-Time

Jekyll Island State Park Temperature Statistics

September Temperature

Brunswick, Malcolm McKinnon Airport (6.8 miles)

  • Lowest 10 September, 2026

    75.2 °F

  • Average September

    82.8 °F

  • Highest 5 September, 2026

    93.2 °F

Climate (2021–2026)

Brunswick, Malcolm McKinnon Airport (6.8 miles)

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  • Average Low 2021–2026

    63.1 °F

  • Average 2021–2026

    70.4 °F

  • Average High 2021–2026

    78.2 °F
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