Sumter Weather Forecast

    • 59
    • 82

    Rain Showers

    • 55
    • 76

    Partly Sunny

    • 66
    • 82

    Chance Thunderstorms

    • 66
    • 87

    Mostly Cloudy

    • 64
    • 90

    Mostly Cloudy

    • 64
    • 90

    Slight Chance Rain Showers

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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Sumter Temperature Statistics

March Temperature

Sumter Airport (5 miles)

  • Lowest 3 March, 2025

    23 °F

  • Average March

    57.1 °F

  • Highest 12 March, 2025

    80.6 °F

Climate (2020–Present)

Sumter Airport (5 miles)

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  • Average Low 2020–2025

    53 °F

  • Average 2020–2025

    64.1 °F

  • Average High 2020–2025

    75.8 °F
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