Marathon City Weather Forecast

    • 62
    • 81

    Slight Chance Thunderstorms

    • 59
    • 79

    Rain Showers

    • 55
    • 77

    Chance Rain Showers

    • 58
    • 81

    Partly Sunny

    • 62
    • 84

    Partly Sunny

    • 63
    • 84

    Chance Rain Showers

    • 61
    • 82

    Chance Thunderstorms

Today 3 Jul Marathon

Humid. Mostly cloudy with a slight chance of Showers and Thunderstorms. Nearly steady temperature around 80. Southwest wind 5 to 10 Mph. Chance of rain 20 percent.

Tonight 3 Jul Marathon

Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms. Patchy fog after midnight. Lows in the lower 60s. Light and variable wind. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marathon City Temperature Statistics

July Temperature

Wausau Downtown Airport (9.9 miles)

  • Lowest 1 July, 2026

    71.1 °F

  • Average July

    77 °F

  • Highest 1 July, 2026

    82.9 °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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