Marathon City Weather Forecast

    • 37
    • 63

    Slight Chance Thunderstorms

    • 27
    • 50

    Chance Rain Showers

    • 26
    • 40

    Wintry Mix

    • 28
    • 35

    Rain/Sleet

    • 31
    • 45

    Wintry Mix Likely

    • 29
    • 43

    Chance Rain/Snow

Today 30 Mar Marathon

Partly sunny. Nearly steady temperature in the lower 60s. East wind 10 to 15 Mph.

Tonight 30 Mar Marathon

Mostly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then partly cloudy with a slight chance of Showers after midnight. Lows in the middle 30s. East wind 10 to 15 Mph. Chance of rain 20 percent.

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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

    33.3 °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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