Saint Simons Sound Weather Forecast

    • 50
    • 59

    Rain Showers

    • 52
    • 61

    Rain Showers Likely

    • 42
    • 60

    Slight Chance Rain Showers

    • 42
    • 54

    Mostly Sunny

    • 46
    • 63

    Mostly Sunny

    • 52
    • 66

    Mostly Sunny

Today 6 Dec Coastal Glynn

Cloudy. Patchy fog this morning. A chance of Showers this Morning, then Showers this afternoon. Cooler with Highs in the upper 50s. Northwest Winds 5 to 10 Mph. Chance of rain 80 percent.

Tonight 6 Dec Coastal Glynn

Cloudy. Showers Likely, mainly in the evening. Areas of fog. Lows in the upper 40s. North Winds around 5 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Saint Simons Sound Temperature Statistics

December Temperature

Brunswick, Malcolm McKinnon Airport (1.9 miles)

  • Lowest 3 December, 2025

    46.4 °F

  • Average December

    59.1 °F

  • Highest 2 December, 2025

    73.4 °F

Climate (2020–Present)

Brunswick, Malcolm McKinnon Airport (1.9 miles)

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  • Average Low 2020–2025

    63 °F

  • Average 2020–2025

    70.2 °F

  • Average High 2020–2025

    77.9 °F
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