Kiawah Island Weather Forecast

    • 40
    • 49

    Increasing Clouds

    • 47
    • 55

    Partly Sunny

    • 45
    • 55

    Chance Rain Showers

    • 33
    • 50

    Mostly Sunny

    • 42
    • 49

    Mostly Sunny

    • 41
    • 55

    Mostly Cloudy

Today 12 Jan Charleston

Mostly sunny. Highs in the lower 50s. North Winds 5 to 10 Mph.

Tonight 12 Jan Charleston

Partly cloudy. Much cooler with Lows in the lower 30s. North Winds 5 to 10 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Kiawah Island Temperature Statistics

January Temperature

Charleston Executive Airport (7.5 miles)

  • Lowest 1 January, 2026

    41 °F

  • Average January

    55.8 °F

  • Highest 9 January, 2026

    75.2 °F

Climate (2021–Present)

Charleston Executive Airport (7.5 miles)

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  • Average Low 2021–2026

    58.9 °F

  • Average 2021–2026

    67.2 °F

  • Average High 2021–2026

    76 °F
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