Sand Island Weather Forecast

    • 78
    • 85

    Rain Showers Likely

    • 78
    • 85

    Chance Thunderstorms

    • 79
    • 86

    Chance Thunderstorms

    • 79
    • 86

    Chance Thunderstorms

    • 78
    • 86

    Chance Thunderstorms

    • 79
    • 86

    Chance Thunderstorms

Today 4 Aug Coastal Georgetown

Mostly cloudy this Morning, then becoming partly sunny. A chance of Thunderstorms. Showers Likely, mainly this morning. Highs in the mid 80s. South Winds 5 to 10 Mph. Chance of rain 60 percent.

Tonight 4 Aug Coastal Georgetown

Mostly cloudy. A slight chance of Showers and Thunderstorms in the Evening, then a chance of Showers and Thunderstorms after midnight. Lows in the mid 70s. South Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

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Sand Island Temperature Statistics

August Temperature

Georgetown County Airport (11.2 miles)

  • Lowest 2 August, 2026

    71.6 °F

  • Average August

    80.1 °F

  • Highest 1 August, 2026

    87.8 °F

Climate (2021–2026)

Georgetown County Airport (11.2 miles)

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  • Average Low 2021–2026

    54.6 °F

  • Average 2021–2026

    64 °F

  • Average High 2021–2026

    74.3 °F
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