Marathon City Weather Forecast

    • 57
    • 83

    Smoke

    • 63
    • 82

    Chance Rain Showers

    • 64
    • 84

    Rain Showers Likely

    • 52
    • 78

    Mostly Sunny

    • 53
    • 75

    Mostly Sunny

    • 58
    • 80

    Slight Chance Thunderstorms

    • 58
    • 81

    Slight Chance Thunderstorms

Today 18 Jul Marathon

Partly cloudy. Areas of smoke. Temperatures near 80. North wind 10 to 15 Mph.

Tonight 18 Jul Marathon

Cooler. Partly cloudy. Smoke. Lows in the upper 50s. North 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

    75 °F

  • Highest 14 July, 2026

    93 °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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