Cooper River - Back River Entrance Weather Forecast

    • 73
    • 87

    Chance Thunderstorms

    • 73
    • 88

    Slight Chance Thunderstorms

    • 74
    • 89

    Chance Rain Showers

    • 74
    • 90

    Chance Thunderstorms

    • 75
    • 92

    Chance Thunderstorms

    • 75
    • 90

    Chance Thunderstorms

    • 74
    • 90

    Chance Thunderstorms

Today 7 Sep Tidal Berkeley

Partly sunny. A slight chance of Showers and Thunderstorms this Morning, then a chance of Showers and Thunderstorms this afternoon. Highs in the mid 80s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 7 Sep Tidal Berkeley

Mostly clear this Evening, then becoming partly cloudy. Lows in the lower 70s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cooper River - Back River Entrance Temperature Statistics

September Temperature

Charleston, Charleston Air Force Base (8.1 miles)

  • Lowest 1 September, 2026

    74.6 °F

  • Average September

    84.2 °F

  • Highest 2 September, 2026

    94.6 °F

Climate (2021–2026)

Charleston, Charleston Air Force Base (8.1 miles)

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  • Average Low 2021–2026

    58.2 °F

  • Average 2021–2026

    67.7 °F

  • Average High 2021–2026

    78.1 °F
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