Osceola Municipal Airport Weather Forecast

    • 71
    • 90

    Becoming Sunny

    • 66
    • 88

    Mostly Sunny

    • 67
    • 90

    Mostly Sunny

    • 64
    • 88

    Mostly Sunny

    • 61
    • 83

    Partly Sunny

    • 60
    • 78

    Mostly Cloudy

Today 20 Aug St. Clair

Sunny, hot with Highs around 90. Northeast Winds 5 to 10 Mph.

Tonight 20 Aug St. Clair

Mostly clear. Humid with Lows in the upper 60s. Northeast Winds 5 to 10 Mph.

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Osceola Municipal Airport Temperature Statistics

August Temperature

Clinton, MO (23 miles)

  • Lowest 3 August, 2025

    53.6 °F

  • Average August

    78.4 °F

  • Highest 8 August, 2025

    98.6 °F

Climate (2020–Present)

Clinton, MO (23 miles)

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  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    57.1 °F

  • Average High 2020–2025

    67.9 °F
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