Marathon City Weather Forecast

    • 52
    • 71

    Becoming Sunny

    • 33
    • 75

    Rain Showers

    • 25
    • 42

    Slight Chance Snow Showers

    • 25
    • 45

    Mostly Sunny

    • 40
    • 55

    Partly Sunny

    • 40
    • 66

    Mostly Sunny

Today 16 Apr Marathon

Partly sunny in the morning then clearing. Areas of dense fog reducing Visibilities to less than 1/4 mile at Times in the morning. Highs in the lower 70s. Light and variable wind.

Tonight 16 Apr Marathon

Mostly cloudy with a slight chance of light rain. Areas of dense fog reducing Visibilities to less than 1/4 mile at Times. Nearly steady temperature in the lower 50s. Light and variable wind. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marathon City Temperature Statistics

April Temperature

Wausau Downtown Airport (9.9 miles)

  • Lowest 7 April, 2026

    16.6 °F

  • Average April

    40.6 °F

  • Highest 13 April, 2026

    78.1 °F

Climate (2021–Present)

Wausau Downtown Airport (9.9 miles)

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  • Average Low 2021–2026

    37.4 °F

  • Average 2021–2026

    46.7 °F

  • Average High 2021–2026

    55.9 °F
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