Winyah Bay Entrance (South Jetty) Weather Forecast

    • 77
    • 87

    Slight Chance Thunderstorms

    • 76
    • 89

    Mostly Sunny

    • 73
    • 81

    Mostly Sunny

    • 74
    • 81

    Mostly Sunny

    • 75
    • 82

    Slight Chance Thunderstorms

    • 75
    • 83

    Slight Chance Thunderstorms

Today 13 Sep Coastal Georgetown

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the upper 80s. Southwest Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 13 Sep Coastal Georgetown

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

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Winyah Bay Entrance (South Jetty) Temperature Statistics

September Temperature

Georgetown County Airport (11.2 miles)

  • Lowest 9 September, 2026

    68 °F

  • Average September

    78.6 °F

  • Highest 5 September, 2026

    95 °F

Climate (2021–2026)

Georgetown County Airport (11.2 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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