South Santee River - Intracoastal Waterway Crossing Weather Forecast

    • 65
    • 79

    Partly Sunny

    • 61
    • 80

    Slight Chance Rain Showers

    • 62
    • 78

    Partly Sunny

    • 66
    • 82

    Partly Sunny

    • 68
    • 82

    Partly Sunny

    • 69
    • 83

    Partly Sunny

    • 69
    • 83

    Slight Chance Thunderstorms

Today 14 Sep Charleston

Mostly sunny. Highs in the lower 80s. Northeast Winds 10 to 15 Mph.

Tonight 14 Sep Charleston

Partly cloudy. Lows in the mid 60s. Northeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Santee River - Intracoastal Waterway Crossing Temperature Statistics

September Temperature

Georgetown County Airport (11.2 miles)

  • Lowest 1 September, 2025

    59 °F

  • Average September

    71.4 °F

  • Highest 5 September, 2025

    87.8 °F

Climate (2020–Present)

Georgetown County Airport (11.2 miles)

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  • Average Low 2020–2025

    54.7 °F

  • Average 2020–2025

    64 °F

  • Average High 2020–2025

    74.2 °F
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