South Dewees Island Weather Forecast

    • 50
    • 66

    Partly Sunny

    • 56
    • 69

    Mostly Sunny

    • 57
    • 72

    Mostly Sunny

    • 60
    • 76

    Mostly Sunny

    • 63
    • 76

    Mostly Sunny

    • 64
    • 77

    Partly Sunny

    • 65
    • 78

    Mostly Sunny

Today 8 Apr Charleston

Mostly sunny. Highs in the upper 60s. Northeast Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 8 Apr Charleston

Partly cloudy. Lows in the upper 40s. Northeast Winds 15 to 20 Mph. Gusts up to 35 Mph this evening.

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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

    68.9 °F

  • Highest 5 April, 2026

    80.6 °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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