Marathon City Weather Forecast

    • 68
    • 88

    Mostly Sunny

    • 68
    • 92

    Mostly Sunny

    • 68
    • 92

    Mostly Sunny

    • 64
    • 89

    Partly Sunny

    • 64
    • 86

    Chance Thunderstorms

    • 62
    • 85

    Chance Rain Showers

    • 62
    • 84

    Chance Rain Showers

Today 12 Jul Marathon

Very warm and humid. Mostly sunny. Temperatures in the mid to upper 80s. West wind 5 to 10 Mph.

Tonight 12 Jul Marathon

Muggy. Clear. Lows in the upper 60s. West wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marathon City Temperature Statistics

July Temperature

Wausau Downtown Airport (9.9 miles)

  • Lowest 6 July, 2026

    59.6 °F

  • Average July

    74.2 °F

  • Highest 7 July, 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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