Cooper River - Dupont Weather Forecast

    • 76
    • 96

    Chance Thunderstorms

    • 72
    • 94

    Rain Showers

    • 71
    • 86

    Thunderstorms Likely

    • 71
    • 86

    Chance Thunderstorms

    • 71
    • 88

    Slight Chance Thunderstorms

    • 73
    • 92

    Mostly Sunny

Today 5 Sep Tidal Berkeley

Sunny. Highs in the mid 90s. Heat index Values up to 111. Southwest Winds 5 to 10 Mph.

Tonight 5 Sep Tidal Berkeley

Partly cloudy. A chance of Showers and Thunderstorms after midnight. Lows in the upper 70s. Heat index Values up to 107 early in the evening. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent.

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Cooper River - Dupont Temperature Statistics

September Temperature

Moncks Corner Berkeley County (10.6 miles)

  • Lowest 1 September, 2026

    71.6 °F

  • Average September

    80.5 °F

  • Highest 2 September, 2026

    93.2 °F

Climate (2021–2026)

Moncks Corner Berkeley County (10.6 miles)

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  • Average Low 2021–2026

    55.4 °F

  • Average 2021–2026

    64.6 °F

  • Average High 2021–2026

    75.4 °F
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