Seabrook Island Weather Forecast

    • 59
    • 76

    Sunny

    • 61
    • 79

    Mostly Sunny

    • 65
    • 82

    Partly Sunny

    • 71
    • 82

    Mostly Sunny

    • 72
    • 83

    Mostly Sunny

    • 73
    • 83

    Partly Sunny

Today 25 Sep Charleston

Sunny. Highs in the mid 70s. North Winds 10 to 15 Mph. Gusts up to 30 Mph this morning.

Tonight 25 Sep Charleston

Mostly clear. Lows in the upper 50s. North Winds 5 to 10 Mph.

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Seabrook Island Temperature Statistics

September Temperature

Charleston Executive Airport (12.4 miles)

  • Lowest 17 September, 2026

    68 °F

  • Average September

    80.8 °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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