Summerton Weather Forecast

    • 64
    • 90

    Mostly Sunny

    • 68
    • 91

    Sunny

    • 70
    • 94

    Chance Thunderstorms

    • 70
    • 91

    Chance Thunderstorms

    • 71
    • 91

    Slight Chance Thunderstorms

    • 70
    • 91

    Chance Thunderstorms

    • 69
    • 89

    Chance Thunderstorms

Today 16 Sep Clarendon

Partly sunny with a chance of Showers. A chance of Thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40 percent.

Tonight 16 Sep Clarendon

Mostly clear. Lows in the mid 60s. East Winds around 5 Mph this Evening, becoming light and variable.

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Summerton Temperature Statistics

September Temperature

Manning / Cooper Regional (7.5 miles)

  • Lowest 9 September, 2026

    68 °F

  • Average September

    82.3 °F

  • Highest 2 September, 2026

    98.6 °F

Climate (2021–2026)

Manning / Cooper Regional (7.5 miles)

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  • Average Low 2021–2026

    53.1 °F

  • Average 2021–2026

    63 °F

  • Average High 2021–2026

    74.1 °F
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