Oneota Weather Forecast

    • 66
    • 80

    Mostly Cloudy

    • 59
    • 82

    Chance Thunderstorms

    • 55
    • 70

    Partly Sunny

    • 49
    • 64

    Partly Sunny

    • 44
    • 68

    Mostly Sunny

    • 52
    • 71

    Partly Sunny

Today 21 Aug Carlton/South St. Louis

Areas of fog in the morning. Mostly sunny. Humid with Highs around 80. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 21 Aug Carlton/South St. Louis

Partly cloudy. Patchy fog. Near steady temperature in the upper 50s. Southeast Winds around 5 Mph.

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Oneota Temperature Statistics

August Temperature

Richard I. Bong Airport (5 miles)

  • Lowest 1 August, 2025

    50.9 °F

  • Average August

    69.8 °F

  • Highest 7 August, 2025

    88.9 °F

Climate (2020–Present)

Richard I. Bong Airport (5 miles)

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  • Average Low 2020–2025

    33.6 °F

  • Average 2020–2025

    43 °F

  • Average High 2020–2025

    51.2 °F
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