Marathon City Weather Forecast

    • 35
    • 50

    Mostly Cloudy

    • 32
    • 51

    Mostly Cloudy

    • 34
    • 55

    Chance Rain

    • 21
    • 41

    Mostly Cloudy

    • 29
    • 41

    Mostly Cloudy

    • 27
    • 47

    Mostly Cloudy

    • 31
    • 44

    Chance Rain/Snow

Today 19 Mar Marathon

Partly sunny. Temperatures in the mid 40s. Southeast wind 5 to 10 Mph.

Tonight 19 Mar Marathon

Mostly cloudy. Patchy fog after midnight. Lows in the middle 30s. South wind 5 to 10 Mph shifting to the southwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marathon City Temperature Statistics

March Temperature

Wausau Downtown Airport (9.9 miles)

  • Lowest 16 March, 2026

    9 °F

  • Average March

    33 °F

  • Highest 9 March, 2026

    64 °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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