Marathon City Weather Forecast

    • 65
    • 84

    Mostly Cloudy

    • 69
    • 89

    Chance Thunderstorms

    • 64
    • 88

    Slight Chance Thunderstorms

    • 62
    • 85

    Mostly Sunny

    • 63
    • 86

    Mostly Sunny

    • 64
    • 86

    Chance Rain Showers

Today 25 Jul Marathon

Humid. Mostly cloudy. Highs in the middle 80s. Southwest wind 5 to 10 Mph.

Tonight 25 Jul Marathon

Mostly cloudy. Nearly steady temperature in the lower 60s. Southwest 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 22 July, 2026

    48.9 °F

  • Average July

    74.1 °F

  • Highest 14 July, 2026

    93.7 °F

Climate (2021–2026)

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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