Winyah Bay Entrance (South Jetty) Weather Forecast

    • 53
    • 66

    Becoming Sunny

    • 54
    • 65

    Partly Sunny

    • 55
    • 66

    Mostly Sunny

    • 57
    • 66

    Partly Sunny

    • 55
    • 65

    Partly Sunny

    • 47
    • 66

    Mostly Cloudy

Today 23 Dec Coastal Georgetown

Mostly sunny. Highs in the upper 60s. Southwest Winds 5 to 10 Mph.

Tonight 23 Dec Coastal Georgetown

Mostly clear. Near steady temperature in the mid 40s. Northeast Winds around 5 Mph.

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Winyah Bay Entrance (South Jetty) Temperature Statistics

December Temperature

Georgetown County Airport (11.2 miles)

  • Lowest 15 December, 2025

    19.4 °F

  • Average December

    45.1 °F

  • Highest 13 December, 2025

    68 °F

Climate (2020–Present)

Georgetown County Airport (11.2 miles)

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  • Average Low 2020–2025

    54.5 °F

  • Average 2020–2025

    63.8 °F

  • Average High 2020–2025

    74.1 °F
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