Marathon County Fairgrounds Weather Forecast

    • 34
    • 59

    Partly Sunny

    • 27
    • 42

    Mostly Cloudy

    • 24
    • 34

    Snow Likely

    • 27
    • 40

    Mostly Cloudy

    • 19
    • 38

    Slight Chance Snow

    • 23
    • 37

    Chance Snow

Today 9 Mar Marathon

Partly cloudy. Highs in the upper 50s. West wind 10 to 15 Mph.

Tonight 9 Mar Marathon

Colder. Partly cloudy. Lows in the lower 30s. Northeast wind 5 to 10 Mph.

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Marathon County Fairgrounds Temperature Statistics

March Temperature

Wausau Downtown Airport (1.9 miles)

  • Lowest 1 March, 2026

    11.6 °F

  • Average March

    32.8 °F

  • Highest 4 March, 2026

    53.1 °F

Climate (2021–Present)

Wausau Downtown Airport (1.9 miles)

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  • Average Low 2021–2026

    37.6 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    56.1 °F
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