Wausau Weather Forecast

    • 22
    • 33

    Snow

    • 19
    • 35

    Mostly Cloudy

    • 28
    • 34

    Mostly Cloudy

    • 30
    • 37

    Chance Rain

    • 25
    • 36

    Mostly Cloudy

    • 12
    • 35

    Mostly Cloudy

Today 22 Dec Marathon

Not as cold. Mostly cloudy. Light snow in the Morning, then a slight chance of freezing drizzle and light snow in the afternoon. Snow accumulation around 1 inch. Highs in the lower 30s. Southeast wind 5 to 10 Mph. Chance of precipitation 90 percent.

Tonight 22 Dec Marathon

Not as cold. Mostly cloudy. A slight chance of freezing drizzle in the evening. Nearly steady temperature in the mid 20s. Light and variable wind.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Wausau Temperature Statistics

December Temperature

Wausau Downtown Airport (1.9 miles)

  • Lowest 13 December, 2025

    -13 °F

  • Average December

    13.9 °F

  • Highest 16 December, 2025

    39 °F

Climate (2020–Present)

Wausau Downtown Airport (1.9 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    37.5 °F

  • Average 2020–2025

    46.8 °F

  • Average High 2020–2025

    56 °F
Get WillyWeather+ to remove ads