Marathon City Weather Forecast

    • 30
    • 43

    Increasing Clouds

    • 32
    • 51

    Mostly Cloudy

    • 35
    • 50

    Mostly Cloudy

    • 21
    • 52

    Mostly Cloudy

    • 22
    • 38

    Mostly Sunny

    • 29
    • 46

    Partly Sunny

Today 23 Mar Marathon

Sunny. Highs in the lower 40s. Northwest wind 5 to 10 Mph.

Tonight 23 Mar Marathon

Mostly cloudy. Lows around 30. South wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marathon City Temperature Statistics

March Temperature

Wausau Downtown Airport (9.9 miles)

  • Lowest 17 March, 2026

    1.7 °F

  • Average March

    32 °F

  • Highest 9 March, 2026

    64.7 °F

Climate (2021–Present)

Wausau Downtown Airport (9.9 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    46.8 °F

  • Average High 2021–2026

    56 °F
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