Intracoastal Waterway - South Island Ferry Weather Forecast

    • 76
    • 91

    Mostly Sunny

    • 79
    • 93

    Mostly Sunny

    • 79
    • 96

    Slight Chance Thunderstorms

    • 77
    • 93

    Chance Thunderstorms

    • 78
    • 91

    Slight Chance Thunderstorms

    • 78
    • 92

    Slight Chance Thunderstorms

Today 25 Jul Coastal Georgetown

Sunny. Near steady temperature around 90. South Winds 5 to 10 Mph. Heat index Values up to 105.

Tonight 25 Jul Coastal Georgetown

Clear. Lows in the mid 70s. Southwest Winds 5 to 10 Mph.

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Intracoastal Waterway - South Island Ferry Temperature Statistics

July Temperature

Georgetown County Airport (5 miles)

  • Lowest 5 July, 2025

    69.8 °F
  • Average July

    79.6 °F
  • Highest 19 July, 2025

    95 °F

Climate (2020–Present)

Georgetown County Airport (5 miles)

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  • Average Low 2020–2025

    54.8 °F
  • Average 2020–2025

    64 °F
  • Average High 2020–2025

    74.3 °F
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