Effigy Mounds National Monument Weather Forecast

    • 66
    • 92

    Sunny

    • 69
    • 95

    Sunny

    • 70
    • 96

    Mostly Sunny

    • 71
    • 95

    Mostly Sunny

    • 71
    • 94

    Mostly Sunny

    • 67
    • 91

    Slight Chance Thunderstorms

    • 64
    • 87

    Mostly Sunny

Today 13 Jul Clayton

Sunny, hot with Highs around 90. Light Winds.

Tonight 13 Jul Clayton

Clear. Lows in the mid 60s. West Winds around 5 Mph. Heat index Values in the mid 90s early this evening.

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Effigy Mounds National Monument Temperature Statistics

July Temperature

Prairie Du Chien Municipal Airport (5.6 miles)

  • Lowest 7 July, 2026

    62.6 °F

  • Average July

    75.3 °F

  • Highest 1 July, 2026

    89.6 °F

Climate (2021–2026)

Prairie Du Chien Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    59.5 °F
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