Kiawah and Seabrook Islands Weather Forecast

    • 71
    • 84

    Mostly Sunny

    • 70
    • 84

    Mostly Sunny

    • 70
    • 83

    Partly Sunny

    • 70
    • 83

    Chance Rain Showers

    • 71
    • 82

    Chance Thunderstorms

    • 71
    • 83

    Chance Thunderstorms

Today 18 Sep Charleston

Sunny. Highs in the mid 80s. West Winds around 5 Mph, becoming south in the afternoon.

Tonight 18 Sep Charleston

Partly cloudy. Lows in the upper 60s. Southwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Kiawah and Seabrook Islands Temperature Statistics

September Temperature

Charleston Executive Airport (9.9 miles)

  • Lowest 15 September, 2025

    60.8 °F

  • Average September

    74.3 °F

  • Highest 7 September, 2025

    89.6 °F

Climate (2020–Present)

Charleston Executive Airport (9.9 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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