Seabrook Island Weather Forecast

    • 72
    • 85

    Mostly Sunny

    • 73
    • 84

    Mostly Sunny

    • 75
    • 86

    Mostly Sunny

    • 75
    • 85

    Partly Sunny

    • 75
    • 85

    Chance Thunderstorms

    • 75
    • 85

    Chance Thunderstorms

Today 16 Sep Charleston

Mostly sunny. Highs in the mid 80s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 16 Sep Charleston

Mostly clear. Lows around 70. East Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming northeast around 5 Mph after midnight.

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Seabrook Island Temperature Statistics

September Temperature

Charleston Executive Airport (12.4 miles)

  • Lowest 8 September, 2026

    73.4 °F

  • Average September

    81.9 °F

  • Highest 13 September, 2026

    93.2 °F

Climate (2021–2026)

Charleston Executive Airport (12.4 miles)

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  • Average Low 2021–2026

    59 °F

  • Average 2021–2026

    67.4 °F

  • Average High 2021–2026

    76.3 °F
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