South Beach (Jekyll Island) Weather Forecast

    • 73
    • 82

    Partly Sunny

    • 72
    • 81

    Chance Rain Showers

    • 71
    • 81

    Chance Rain Showers

    • 72
    • 81

    Slight Chance Thunderstorms

    • 71
    • 81

    Slight Chance Thunderstorms

    • 72
    • 82

    Mostly Sunny

Today 12 Sep Coastal Glynn

Mostly sunny. Highs in the lower 80s. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 12 Sep Coastal Glynn

Partly cloudy in the Evening, then becoming mostly clear. Lows in the upper 60s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Beach (Jekyll Island) Temperature Statistics

September Temperature

Brunswick, Malcolm McKinnon Airport (9.3 miles)

  • Lowest 10 September, 2025

    64.4 °F

  • Average September

    77.5 °F

  • Highest 5 September, 2025

    86 °F

Climate (2020–Present)

Brunswick, Malcolm McKinnon Airport (9.3 miles)

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  • Average Low 2020–2025

    63.1 °F

  • Average 2020–2025

    70.3 °F

  • Average High 2020–2025

    77.9 °F
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