Marathon City Weather Forecast

    • 49
    • 76

    Partly Sunny

    • 58
    • 80

    Rain Showers Likely

    • 53
    • 78

    Mostly Sunny

    • 47
    • 78

    Mostly Sunny

    • 52
    • 78

    Partly Sunny

    • 57
    • 79

    Chance Rain Showers

Today 24 Aug Marathon

Partly cloudy. Patchy fog in the morning. Highs in the middle 70s. Light and variable wind.

Tonight 24 Aug Marathon

Partly cloudy. Patchy fog after midnight. Lows in the upper 40s. 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 20 August, 2026

    50.6 °F

  • Average August

    70.9 °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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