Cape Romain Harbor - Alligator Creek Entrance Weather Forecast

    • 77
    • 88

    Slight Chance Thunderstorms

    • 80
    • 91

    Slight Chance Thunderstorms

    • 77
    • 92

    Chance Thunderstorms

    • 77
    • 88

    Mostly Sunny

    • 78
    • 87

    Slight Chance Thunderstorms

    • 78
    • 87

    Chance Thunderstorms

Today 27 Jul Charleston

Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs in the lower 90s. Heat index Values up to 106. North Winds around 5 Mph, becoming southeast in the afternoon. Chance of rain 20 percent.

Tonight 27 Jul Charleston

Partly cloudy. Lows in the mid 70s. Northwest Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cape Romain Harbor - Alligator Creek Entrance Temperature Statistics

July Temperature

Georgetown County Airport (16.2 miles)

  • Lowest 2 July, 2026

    68 °F

  • Average July

    81.3 °F

  • Highest 8 July, 2026

    96.8 °F

Climate (2021–2026)

Georgetown County Airport (16.2 miles)

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  • Average Low 2021–2026

    54.6 °F

  • Average 2021–2026

    64 °F

  • Average High 2021–2026

    74.3 °F
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