Turkey River Mounds State Monument Weather Forecast

    • 68
    • 83

    Chance Thunderstorms

    • 70
    • 88

    Thunderstorms Likely

    • 63
    • 82

    Partly Sunny

    • 59
    • 78

    Mostly Sunny

    • 60
    • 80

    Mostly Sunny

    • 61
    • 82

    Mostly Sunny

Today 17 Aug Clayton

Mostly cloudy with a chance of Showers and Thunderstorms this Morning, then partly sunny this afternoon. Highs in the lower 80s. East Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 17 Aug Clayton

Mostly cloudy. A slight chance of Showers and Thunderstorms in the Evening, then a chance of Showers and Thunderstorms after midnight. Humid with Lows in the upper 60s. Southeast Winds 5 to 10 Mph. Chance of rain 50 percent.

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Turkey River Mounds State Monument Temperature Statistics

August Temperature

Prairie Du Chien Municipal Airport (20.5 miles)

  • Lowest 1 August, 2025

    52.7 °F

  • Average August

    71.9 °F

  • Highest 8 August, 2025

    89.6 °F

Climate (2020–Present)

Prairie Du Chien Municipal Airport (20.5 miles)

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  • Average Low 2020–2025

    40.2 °F

  • Average 2020–2025

    49.6 °F

  • Average High 2020–2025

    59 °F
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