South Santee River - Drum Islands Weather Forecast

    • 81
    • 89

    Mostly Sunny

    • 79
    • 90

    Chance Thunderstorms

    • 78
    • 83

    Thunderstorms

    • 77
    • 82

    Chance Thunderstorms

    • 78
    • 83

    Chance Thunderstorms

    • 79
    • 84

    Chance Thunderstorms

    • 80
    • 87

    Slight Chance Thunderstorms

Today 20 Jul Charleston

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs in the mid 90s. Heat index Values up to 109. West Winds 10 to 15 Mph. Chance of rain 20 percent.

Tonight 20 Jul Charleston

Partly cloudy this Evening, then clearing. Lows around 80. Heat index Values up to 106 early this evening. Southwest Winds 10 to 15 Mph.

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South Santee River - Drum Islands Temperature Statistics

July Temperature

Georgetown County Airport (11.8 miles)

  • Lowest 5 July, 2025

    69.8 °F
  • Average July

    78.8 °F
  • Highest 7 July, 2025

    91.4 °F

Climate (2020–Present)

Georgetown County Airport (11.8 miles)

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  • Average Low 2020–2025

    54.7 °F
  • Average 2020–2025

    64 °F
  • Average High 2020–2025

    74.3 °F
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