Sumter Airport Weather Forecast

    • 62
    • 84

    Decreasing Clouds

    • 65
    • 87

    Partly Sunny

    • 64
    • 84

    Slight Chance Thunderstorms

    • 63
    • 84

    Slight Chance Thunderstorms

    • 61
    • 82

    Partly Sunny

    • 62
    • 82

    Partly Sunny

Today 28 Aug Sumter

Partly sunny. Near steady temperature in the lower 80s. Northwest Winds around 5 Mph.

Tonight 28 Aug Sumter

Mostly cloudy. Lows in the mid 60s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sumter Airport Temperature Statistics

August Temperature

Sumter Airport (0 miles)

  • Lowest 24 August, 2025

    68 °F

  • Average August

    78.5 °F

  • Highest 13 August, 2025

    93.2 °F

Climate (2020–Present)

Sumter Airport (0 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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