Cooper River - West Branch Cooper River Entrance Weather Forecast

    • 73
    • 88

    Slight Chance Thunderstorms

    • 75
    • 92

    Chance Thunderstorms

    • 75
    • 93

    Rain Showers Likely

    • 75
    • 90

    Rain Showers Likely

    • 75
    • 92

    Rain Showers Likely

    • 74
    • 92

    Chance Thunderstorms

    • 74
    • 91

    Chance Thunderstorms

Today 9 Sep Tidal Berkeley

Mostly sunny with a slight chance of Showers and Thunderstorms. Highs in the upper 80s. East Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 9 Sep Tidal Berkeley

Mostly cloudy in the Evening, then becoming partly cloudy. A slight chance of Showers and Thunderstorms. Lows in the mid 70s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

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Cooper River - West Branch Cooper River Entrance Temperature Statistics

September Temperature

Moncks Corner Berkeley County (9.9 miles)

  • Lowest 6 September, 2026

    69.8 °F

  • Average September

    79.9 °F

  • Highest 2 September, 2026

    93.2 °F

Climate (2021–2026)

Moncks Corner Berkeley County (9.9 miles)

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  • Average Low 2021–2026

    55.4 °F

  • Average 2021–2026

    64.7 °F

  • Average High 2021–2026

    75.5 °F
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