Poinsett State Park Weather Forecast

    • 59
    • 82

    Rain Showers

    • 56
    • 78

    Mostly Sunny

    • 67
    • 83

    Slight Chance Thunderstorms

    • 67
    • 88

    Mostly Cloudy

    • 64
    • 90

    Partly Sunny

    • 64
    • 90

    Mostly Cloudy

Today 31 Mar Sumter

Mostly cloudy. Patchy fog this morning. Showers and Thunderstorms likely this afternoon. Highs in the lower 80s. Southwest Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 31 Mar Sumter

Mostly cloudy with Showers with Thunderstorms likely in the Evening, then partly cloudy with a chance of Showers and Thunderstorms after midnight. Lows in the upper 50s. Southwest Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 90 percent.

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Poinsett State Park Temperature Statistics

March Temperature

Shaw Air Force Base (11.2 miles)

  • Lowest 3 March, 2025

    26.4 °F

  • Average March

    58.6 °F

  • Highest 12 March, 2025

    81.3 °F

Climate (2020–Present)

Shaw Air Force Base (11.2 miles)

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  • Average Low 2020–2025

    55 °F

  • Average 2020–2025

    64.8 °F

  • Average High 2020–2025

    75.7 °F
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