Sullivan's Island Weather Forecast

    • 42
    • 63

    Rain Showers

    • 42
    • 56

    Mostly Sunny

    • 44
    • 53

    Partly Sunny

    • 53
    • 59

    Rain Showers

    • 51
    • 63

    Rain Showers

    • 47
    • 61

    Chance Rain Showers

Today 11 Feb Charleston

Mostly cloudy with a 50 percent chance of Showers. Highs in the lower 70s, except in the upper 60s near the coast. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 11 Feb Charleston

Mostly cloudy with a chance of Showers in the Evening, then partly cloudy after midnight. Lows in the lower 40s. Northwest Winds 5 to 10 Mph, becoming north after midnight. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sullivan's Island Temperature Statistics

February Temperature

Mount Pleasant Regional-Faison Field (9.3 miles)

  • Lowest 1 February, 2026

    21.2 °F

  • Average February

    40.7 °F

  • Highest 3 February, 2026

    59 °F

Climate (2021–Present)

Mount Pleasant Regional-Faison Field (9.3 miles)

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  • Average Low 2021–2026

    58.2 °F

  • Average 2021–2026

    66.3 °F

  • Average High 2021–2026

    75.3 °F
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