Cape Romain Weather Forecast

    • 75
    • 80

    Thunderstorms Likely

    • 76
    • 80

    Thunderstorms Likely

    • 77
    • 80

    Thunderstorms Likely

    • 78
    • 81

    Rain Showers Likely

    • 79
    • 82

    Chance Thunderstorms

    • 79
    • 83

    Chance Thunderstorms

Today 7 Aug Charleston

Partly sunny with a chance of Showers and Thunderstorms. Highs in the lower 80s. Northeast Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 7 Aug Charleston

Mostly cloudy. Showers and Thunderstorms Likely, mainly in the evening. Lows in the lower 70s. Northeast Winds 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cape Romain Temperature Statistics

August Temperature

Georgetown County Airport (21.1 miles)

  • Lowest 3 August, 2025

    68 °F

  • Average August

    75.5 °F

  • Highest 1 August, 2025

    95 °F

Climate (2020–Present)

Georgetown County Airport (21.1 miles)

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  • Average Low 2020–2025

    54.8 °F

  • Average 2020–2025

    64 °F

  • Average High 2020–2025

    74.3 °F
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