Saint Simons Sound Weather Forecast

    • 72
    • 82

    Mostly Sunny

    • 75
    • 84

    Partly Sunny

    • 76
    • 84

    Slight Chance Thunderstorms

    • 77
    • 84

    Slight Chance Thunderstorms

    • 76
    • 84

    Slight Chance Thunderstorms

    • 76
    • 84

    Slight Chance Thunderstorms

    • 74
    • 84

    Slight Chance Thunderstorms

Today 20 May Coastal Glynn

Sunny. Highs in the upper 80s. East Winds 10 to 15 Mph.

Tonight 20 May Coastal Glynn

Mostly clear in the Evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the lower 70s. Southeast Winds 5 to 10 Mph, becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Saint Simons Sound Temperature Statistics

May Temperature

Brunswick, Malcolm McKinnon Airport (1.9 miles)

  • Lowest 4 May, 2026

    55.4 °F

  • Average May

    73.3 °F

  • Highest 11 May, 2026

    91.4 °F

Climate (2021–Present)

Brunswick, Malcolm McKinnon Airport (1.9 miles)

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  • Average Low 2021–2026

    63 °F

  • Average 2021–2026

    70.2 °F

  • Average High 2021–2026

    78 °F
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