Sumter Weather Forecast

    • 46
    • 74

    Mostly Sunny

    • 51
    • 79

    Chance Rain Showers

    • 49
    • 82

    Sunny

    • 51
    • 77

    Mostly Cloudy

    • 52
    • 77

    Rain Showers Likely

    • 46
    • 72

    Slight Chance Rain Showers

Today 13 May McLeod

Increasing Clouds. Highs in the mid 70s. Northwest Winds 5 to 15 Mph.

Tonight 13 May McLeod

Mostly clear. Lows in the mid 40s. Northeast Winds 5 to 10 Mph shifting to the southeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sumter Temperature Statistics

May Temperature

Glencoe Municipal Airport (8.1 miles)

  • Lowest 7 May, 2026

    28.4 °F

  • Average May

    49.8 °F

  • Highest 8 May, 2026

    72.7 °F

Climate (2021–Present)

Glencoe Municipal Airport (8.1 miles)

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  • Average Low 2021–2026

    37.1 °F

  • Average 2021–2026

    46.7 °F

  • Average High 2021–2026

    56.2 °F
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