Cooper River - West Branch Cooper River Entrance Weather Forecast

    • 66
    • 87

    Mostly Sunny

    • 69
    • 90

    Mostly Sunny

    • 72
    • 93

    Mostly Sunny

    • 72
    • 91

    Chance Thunderstorms

    • 72
    • 89

    Chance Thunderstorms

    • 72
    • 89

    Chance Thunderstorms

    • 71
    • 87

    Rain Showers Likely

Today 16 Sep Tidal Berkeley

Partly sunny with a chance of Showers and Thunderstorms. Highs in the mid 80s. Chance of rain 50 percent.

Tonight 16 Sep Tidal Berkeley

Mostly clear. Lows in the upper 60s. East Winds 5 to 10 Mph, becoming northeast after midnight.

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Cooper River - West Branch Cooper River Entrance Temperature Statistics

September Temperature

Moncks Corner Berkeley County (9.9 miles)

  • Lowest 8 September, 2026

    68 °F

  • Average September

    79.1 °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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