Plains Weather Forecast

    • 73
    • 91

    Slight Chance Thunderstorms

    • 72
    • 92

    Mostly Sunny

    • 73
    • 92

    Slight Chance Thunderstorms

    • 73
    • 90

    Slight Chance Thunderstorms

    • 73
    • 91

    Chance Thunderstorms

    • 72
    • 88

    Rain Showers Likely

Today 17 Aug Sumter

Mostly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the lower 90s. Northeast Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 17 Aug Sumter

Mostly clear. Lows in the lower 70s. Light east Winds in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Plains Temperature Statistics

August Temperature

Americus Souther Field Airport (13 miles)

  • Lowest 8 August, 2025

    68.4 °F

  • Average August

    78.4 °F

  • Highest 15 August, 2025

    92.7 °F

Climate (2020–Present)

Americus Souther Field Airport (13 miles)

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  • Average Low 2020–2025

    56.1 °F

  • Average 2020–2025

    65.9 °F

  • Average High 2020–2025

    77.1 °F
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