South Dewees Island Weather Forecast

    • 60
    • 66

    Increasing Clouds

    • 45
    • 68

    Rain Showers

    • 43
    • 59

    Mostly Sunny

    • 53
    • 61

    Mostly Cloudy

    • 51
    • 68

    Chance Rain Showers

    • 44
    • 61

    Partly Sunny

Today 4 Mar Charleston

Mostly sunny in the Morning, then becoming mostly cloudy. A 20 percent chance of Showers. Highs in the lower 70s, except in the upper 60s near the coast. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 4 Mar Charleston

Mostly clear. Lows in the mid 40s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Dewees Island Temperature Statistics

March Temperature

Mount Pleasant Regional-Faison Field (5 miles)

  • Lowest 1 March, 2025

    53.6 °F

  • Average March

    62 °F

  • Highest 1 March, 2025

    75.2 °F

Climate (2020–Present)

Mount Pleasant Regional-Faison Field (5 miles)

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  • Average Low 2020–2025

    58.5 °F

  • Average 2020–2025

    66.5 °F

  • Average High 2020–2025

    75.4 °F
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