Lake Du Bay Weather Forecast

    • -4
    • 25

    Increasing Clouds

    • 1
    • 10

    Snow Likely

    • 7
    • 15

    Partly Sunny

    • 1
    • 19

    Slight Chance Snow

    • 14
    • 21

    Chance Snow

    • 19
    • 32

    Mostly Cloudy

    • 16
    • 32

    Mostly Cloudy

Today 31 Dec Marathon

Partly sunny. A chance of Flurries. Highs in the middle 20s. Temperatures falling into the upper single Digits in the afternoon. Northwest wind 10 to 15 Mph. Wind Chills to 10 below zero.

Tonight 31 Dec Marathon

Colder. Mostly clear. Lows around 5 below zero. Northwest wind 10 to 15 Mph. Wind Chills to 25 below zero.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Du Bay Temperature Statistics

December Temperature

Mosinee (4.3 miles)

  • Lowest 13 December, 2025

    -13 °F

  • Average December

    16.9 °F

  • Highest 16 December, 2025

    39.2 °F

Climate (2021–Present)

Mosinee (4.3 miles)

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  • Average Low 2021–2025

    35.8 °F

  • Average 2021–2025

    43.1 °F

  • Average High 2021–2025

    53.5 °F
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