Marathon City Weather Forecast

    • 48
    • 77

    Mostly Sunny

    • 59
    • 65

    Rain Showers

    • 58
    • 81

    Rain Showers

    • 40
    • 71

    Chance Rain Showers

    • 37
    • 57

    Partly Sunny

    • 43
    • 64

    Partly Sunny

Today 16 May Marathon

Breezy. Sunny. Nearly steady temperature in the mid 70s. West wind 15 to 25 Mph.

Tonight 16 May Marathon

Clear in the evening then becoming partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 Mph shifting to the east after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marathon City Temperature Statistics

May Temperature

Wausau Downtown Airport (9.9 miles)

  • Lowest 2 May, 2026

    26.7 °F

  • Average May

    48.2 °F

  • Highest 12 May, 2026

    74.6 °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

    56 °F
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