Winyah Bay - Marsh Islands Weather Forecast

    • 74
    • 77

    Rain Showers

    • 66
    • 80

    Rain Showers Likely

    • 66
    • 80

    Mostly Sunny

    • 67
    • 81

    Sunny

    • 67
    • 81

    Mostly Sunny

    • 66
    • 77

    Mostly Sunny

Today 10 Oct Coastal Georgetown

Showers with a chance of Thunderstorms. Highs in the upper 70s. East Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 90 percent.

Tonight 10 Oct Coastal Georgetown

A chance of Thunderstorms. Showers. Near steady temperature in the mid 70s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 80 percent.

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Winyah Bay - Marsh Islands Temperature Statistics

October Temperature

Georgetown County Airport (5.6 miles)

  • Lowest 1 October, 2026

    60.8 °F

  • Average October

    70.9 °F

  • Highest 2 October, 2026

    86 °F

Climate (2021–2026)

Georgetown County Airport (5.6 miles)

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  • Average Low 2021–2026

    54.7 °F

  • Average 2021–2026

    64.1 °F

  • Average High 2021–2026

    74.4 °F
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