Marathon City Weather Forecast

    • 28
    • 41

    Partly Sunny

    • 23
    • 42

    Mostly Sunny

    • 39
    • 52

    Partly Sunny

    • 37
    • 67

    Mostly Sunny

    • 49
    • 67

    Partly Sunny

    • 53
    • 74

    Rain Showers Likely

Today 18 Apr Marathon

Blustery. Much Colder. Partly sunny. A chance of Sprinkles and Flurries in the afternoon. Highs in the lower 40s. West wind 15 to 25 Mph.

Tonight 18 Apr Marathon

Partly cloudy. A chance of Sprinkles in the evening. Lows in the upper 20s. West wind 10 to 15 Mph.

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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

    44.4 °F

  • Highest 13 April, 2026

    78.7 °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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