South Dewees Island Weather Forecast

    • 66
    • 75

    Rain Showers

    • 63
    • 75

    Breezy

    • 61
    • 77

    Mostly Cloudy

    • 64
    • 79

    Mostly Cloudy

    • 66
    • 79

    Chance Rain Showers

    • 67
    • 78

    Rain Showers Likely

Today 5 Oct Charleston

A slight chance of Thunderstorms. Showers, mainly this morning. Highs in the mid 70s. Northeast Winds 5 to 10 Mph. Chance of rain 90 percent.

Tonight 5 Oct Charleston

Mostly cloudy. Lows in the mid 60s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Dewees Island Temperature Statistics

October Temperature

Mount Pleasant Regional-Faison Field (5 miles)

  • Lowest 1 October, 2026

    66.2 °F

  • Average October

    76.3 °F

  • Highest 2 October, 2026

    89.6 °F

Climate (2021–2026)

Mount Pleasant Regional-Faison Field (5 miles)

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  • Average Low 2021–2026

    58.4 °F

  • Average 2021–2026

    66.5 °F

  • Average High 2021–2026

    75.6 °F
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