Spillville Weather Forecast

    • 38
    • 42

    Slight Chance Rain

    • 6
    • 39

    Blizzard

    • 2
    • 12

    Blowing Snow

    • 17
    • 26

    Mostly Cloudy

    • 3
    • 23

    Slight Chance Snow

    • 1
    • 12

    Cold

    • 10
    • 19

    Mostly Sunny

Today 27 Dec Winneshiek

Cloudy. Patchy fog. Near steady temperature in the lower 40s. South Winds 10 to 15 Mph.

Tonight 27 Dec Winneshiek

Cloudy. Areas of drizzle in the Evening, then a slight chance of rain after midnight. Near steady temperature in the upper 30s. Light Winds. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Spillville Temperature Statistics

December Temperature

Decorah (11.8 miles)

  • Lowest 14 December, 2025

    -9.4 °F

  • Average December

    20.1 °F

  • Highest 18 December, 2025

    41 °F

Climate (2020–Present)

Decorah (11.8 miles)

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  • Average Low 2020–2025

    39.4 °F

  • Average 2020–2025

    48 °F

  • Average High 2020–2025

    56.6 °F
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