Marathon City Weather Forecast

    • 63
    • 88

    Smoke

    • 66
    • 86

    Smoke

    • 68
    • 88

    Smoke

    • 58
    • 84

    Mostly Sunny

    • 63
    • 83

    Chance Rain Showers

    • 60
    • 84

    Chance Rain Showers

    • 54
    • 78

    Mostly Sunny

Today 15 Jul Marathon

Very warm. Partly sunny. Smoke. Temperatures in the upper 80s. Light and variable wind.

Tonight 15 Jul Marathon

Partly cloudy. Smoke. Lows in the middle 60s. Northeast wind 5 to 10 Mph in the evening becoming light and variable.

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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

    74.9 °F

  • Highest 13 July, 2026

    91.9 °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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