Effigy Mounds National Monument Weather Forecast

    • 53
    • 73

    Increasing Clouds

    • 50
    • 68

    Mostly Cloudy

    • 44
    • 62

    Rain Showers

    • 32
    • 57

    Mostly Sunny

    • 40
    • 59

    Sunny

    • 46
    • 65

    Partly Sunny

Today 13 Oct Clayton

Partly sunny. Much cooler with Highs in the lower 70s. Northwest Winds around 5 Mph.

Tonight 13 Oct Clayton

Mostly cloudy. A slight chance of Showers in the evening. Lows in the mid 50s. North Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Real-Time

Effigy Mounds National Monument Temperature Statistics

October Temperature

Prairie Du Chien Municipal Airport (5.6 miles)

  • Lowest 5 October, 2026

    42.3 °F

  • Average October

    58.2 °F

  • Highest 6 October, 2026

    78.8 °F

Climate (2021–2026)

Prairie Du Chien Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    40.5 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    59.4 °F
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