Effigy Mounds National Monument Weather Forecast

    • 27
    • 42

    Slight Chance Snow

    • 32
    • 40

    Rain/Snow

    • 11
    • 46

    Rain/Snow

    • -1
    • 19

    Partly Sunny

    • 15
    • 24

    Mostly Cloudy

    • 28
    • 41

    Mostly Cloudy

Today 13 Mar Clayton

Mostly sunny and windy. Highs in the lower 40s. Northwest Winds 20 to 30 Mph with Gusts up to 50 Mph.

Tonight 13 Mar Clayton

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the upper 20s. Northwest Winds 10 to 20 Mph with Gusts up to 30 Mph, becoming northeast around 5 Mph after midnight.

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  • Temperature Real-Time

Effigy Mounds National Monument Temperature Statistics

March Temperature

Prairie Du Chien Municipal Airport (5.6 miles)

  • Lowest 1 March, 2026

    9.7 °F

  • Average March

    40.8 °F

  • Highest 9 March, 2026

    68.5 °F

Climate (2021–Present)

Prairie Du Chien Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    40.5 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    59.5 °F
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