Effigy Mounds National Monument Weather Forecast

    • -7
    • 1

    Cold

    • -12
    • 8

    Cold

    • 2
    • 12

    Partly Sunny

    • -3
    • 15

    Partly Sunny

    • -4
    • 12

    Mostly Cloudy

    • -2
    • 12

    Partly Sunny

Today 24 Jan Clayton

Partly sunny. Cold with Highs around zero. Southeast Winds around 5 Mph.

Tonight 24 Jan Clayton

Mostly cloudy. Cold with Lows around 7 below. Light Winds.

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Effigy Mounds National Monument Temperature Statistics

January Temperature

Prairie Du Chien Municipal Airport (5.6 miles)

  • Lowest 22 January, 2026

    -7.6 °F

  • Average January

    24.7 °F

  • Highest 13 January, 2026

    50.4 °F

Climate (2021–Present)

Prairie Du Chien Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    40.3 °F

  • Average 2021–2026

    49.7 °F

  • Average High 2021–2026

    59.2 °F
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