Julien Weather Forecast

    • 24
    • 29

    Increasing Clouds

    • 34
    • 40

    Mostly Cloudy

    • 29
    • 42

    Mostly Cloudy

    • 37
    • 43

    Cloudy

    • 31
    • 48

    Mostly Cloudy

    • 28
    • 39

    Mostly Cloudy

Today 21 Dec Dubuque

Sunny. Highs around 30. South Winds 5 to 10 Mph.

Tonight 21 Dec Dubuque

Mostly cloudy. Not as cool with Lows in the mid 20s. Temperature rising into the upper 20s after midnight. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Julien Temperature Statistics

December Temperature

Dubuque Regional Airport (6.2 miles)

  • Lowest 14 December, 2025

    -7.1 °F

  • Average December

    18.5 °F

  • Highest 18 December, 2025

    41 °F

Climate (2020–Present)

Dubuque Regional Airport (6.2 miles)

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  • Average Low 2020–2025

    40.4 °F

  • Average 2020–2025

    49.8 °F

  • Average High 2020–2025

    59 °F
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