St. Simons Sound Bar Weather Forecast

    • 70
    • 79

    Chance Rain Showers

    • 72
    • 81

    Mostly Sunny

    • 74
    • 84

    Mostly Sunny

    • 76
    • 85

    Partly Sunny

    • 76
    • 88

    Partly Sunny

    • 76
    • 86

    Slight Chance Thunderstorms

Today 13 May Coastal Glynn

Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 13 May Coastal Glynn

Partly cloudy with a chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Lows in the mid 60s. South Winds 5 to 10 Mph, becoming southwest after midnight. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St. Simons Sound Bar Temperature Statistics

May Temperature

Brunswick, Malcolm McKinnon Airport (5.6 miles)

  • Lowest 5 May, 2025

    62.6 °F

  • Average May

    75.3 °F

  • Highest 4 May, 2025

    84.2 °F

Climate (2020–Present)

Brunswick, Malcolm McKinnon Airport (5.6 miles)

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  • Average Low 2020–2025

    63.1 °F

  • Average 2020–2025

    70.2 °F

  • Average High 2020–2025

    77.8 °F
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