Effigy Mounds National Monument Weather Forecast

    • -2
    • 11

    Partly Sunny

    • -6
    • 13

    Partly Sunny

    • -6
    • 11

    Mostly Sunny

    • -3
    • 12

    Mostly Sunny

    • 3
    • 20

    Partly Sunny

    • 13
    • 26

    Slight Chance Snow

Today 27 Jan Clayton

Mostly sunny. Highs around 10 above. Northwest Winds 10 to 20 Mph with Gusts up to 30 Mph. Wind chill Values as low as 15 below.

Tonight 27 Jan Clayton

Mostly cloudy with a chance of Flurries. Not as cool with Lows around 4 above. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Effigy Mounds National Monument Temperature Statistics

January Temperature

Prairie Du Chien Municipal Airport (5.6 miles)

  • Lowest 23 January, 2026

    -10.7 °F

  • Average January

    23.2 °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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