South Dewees Island Weather Forecast

    • 52
    • 70

    Breezy

    • 52
    • 65

    Breezy

    • 56
    • 70

    Slight Chance Rain Showers

    • 57
    • 73

    Mostly Sunny

    • 60
    • 75

    Mostly Sunny

    • 63
    • 75

    Mostly Sunny

Today 7 Apr Charleston

Cloudy. Highs around 70. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 7 Apr Charleston

Cloudy. Lows in the mid 50s. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Dewees Island Temperature Statistics

April Temperature

Mount Pleasant Regional-Faison Field (5 miles)

  • Lowest 1 April, 2026

    59 °F

  • Average April

    69.3 °F

  • Highest 1 April, 2026

    78.8 °F

Climate (2021–Present)

Mount Pleasant Regional-Faison Field (5 miles)

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  • Average Low 2021–2026

    58.3 °F

  • Average 2021–2026

    66.4 °F

  • Average High 2021–2026

    75.4 °F
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