Marathon City Weather Forecast

    • 36
    • 63

    Mostly Sunny

    • 36
    • 63

    Partly Sunny

    • 40
    • 64

    Mostly Sunny

    • 46
    • 67

    Partly Sunny

    • 44
    • 70

    Partly Sunny

    • 48
    • 70

    Partly Sunny

Today 18 Oct Marathon

Sunny. Highs in the lower 60s. Southwest wind 10 to 20 Mph with Gusts to around 35 Mph.

Tonight 18 Oct Marathon

Clear. Lows in the upper 30s. Southwest wind 5 to 10 Mph.

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Marathon City Temperature Statistics

October Temperature

Wausau Downtown Airport (9.9 miles)

  • Lowest 3 October, 2026

    36.6 °F

  • Average October

    57.9 °F

  • Highest 12 October, 2026

    84.7 °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

    56 °F
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