Debidue Island Weather Forecast

    • 81
    • 89

    Mostly Sunny

    • 80
    • 90

    Chance Thunderstorms

    • 82
    • 88

    Slight Chance Thunderstorms

    • 81
    • 91

    Mostly Sunny

    • 80
    • 92

    Chance Thunderstorms

    • 81
    • 89

    Chance Thunderstorms

    • 80
    • 90

    Chance Rain Showers

Today 14 Aug Coastal Georgetown

Mostly sunny. Near steady temperature in the lower 90s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Heat index Values up to 108.

Tonight 14 Aug Coastal Georgetown

Partly cloudy. Lows in the upper 70s. Southwest Winds 5 to 10 Mph.

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Debidue Island Temperature Statistics

August Temperature

Georgetown County Airport (9.9 miles)

  • Lowest 2 August, 2026

    71.6 °F

  • Average August

    78.6 °F

  • Highest 11 August, 2026

    95 °F

Climate (2021–2026)

Georgetown County Airport (9.9 miles)

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  • Average Low 2021–2026

    54.6 °F

  • Average 2021–2026

    64 °F

  • Average High 2021–2026

    74.4 °F
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