Seabrook Island Weather Forecast

    • 63
    • 82

    Mostly Sunny

    • 65
    • 80

    Mostly Sunny

    • 69
    • 83

    Partly Sunny

    • 70
    • 83

    Partly Sunny

    • 70
    • 84

    Partly Sunny

    • 70
    • 83

    Chance Rain Showers

Today 15 Sep Charleston

Mostly sunny. A slight chance of Showers in the afternoon. Highs in the lower 80s. North Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 15 Sep Charleston

Mostly clear. Lows in the mid 60s. North Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seabrook Island Temperature Statistics

September Temperature

Charleston Executive Airport (12.4 miles)

  • Lowest 1 September, 2025

    64.4 °F

  • Average September

    74.7 °F

  • Highest 7 September, 2025

    89.6 °F

Climate (2020–Present)

Charleston Executive Airport (12.4 miles)

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  • Average Low 2020–2025

    59 °F

  • Average 2020–2025

    67.3 °F

  • Average High 2020–2025

    76.1 °F
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