Marathon City Weather Forecast

    • 57
    • 82

    Mostly Sunny

    • 56
    • 83

    Rain Showers Likely

    • 58
    • 80

    Chance Thunderstorms

    • 57
    • 81

    Chance Thunderstorms

    • 56
    • 80

    Chance Thunderstorms

    • 55
    • 79

    Partly Sunny

Today 6 Aug Marathon

Mostly sunny. Highs in the lower 80s. Light and variable wind.

Tonight 6 Aug Marathon

Clear. Lows in the upper 50s. Light and variable wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marathon City Temperature Statistics

August Temperature

Wausau Downtown Airport (9.9 miles)

  • Lowest 3 August, 2026

    57.9 °F

  • Average August

    72.7 °F

  • Highest 1 August, 2026

    87.7 °F

Climate (2021–2026)

Wausau Downtown Airport (9.9 miles)

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  • Average Low 2021–2026

    37.3 °F

  • Average 2021–2026

    46.7 °F

  • Average High 2021–2026

    55.9 °F
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