Seabrook Island Weather Forecast

    • 78
    • 87

    Chance Rain Showers

    • 77
    • 88

    Rain Showers Likely

    • 78
    • 87

    Chance Thunderstorms

    • 77
    • 87

    Chance Thunderstorms

    • 78
    • 87

    Chance Thunderstorms

    • 78
    • 86

    Slight Chance Thunderstorms

Today 10 Sep Charleston

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs in the upper 80s. Southeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 10 Sep Charleston

Partly cloudy. Lows in the mid 70s. Southwest 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, 2026

    75.2 °F

  • Average September

    82.6 °F

  • Highest 2 September, 2026

    91.4 °F

Climate (2021–2026)

Charleston Executive Airport (12.4 miles)

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  • Average Low 2021–2026

    59 °F

  • Average 2021–2026

    67.3 °F

  • Average High 2021–2026

    76.3 °F
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