Marathon County Fairgrounds Weather Forecast

    • 54
    • 81

    Rain Showers

    • 39
    • 65

    Chance Rain Showers

    • 41
    • 65

    Mostly Cloudy

    • 46
    • 66

    Mostly Cloudy

    • 46
    • 61

    Rain Showers

    • 38
    • 55

    Slight Chance Rain Showers

    • 35
    • 53

    Mostly Cloudy

Today 23 Apr Marathon

Breezy. Partly cloudy. Highs in the upper 70s. South wind 15 to 25 Mph.

Tonight 23 Apr Marathon

Showers and Thunderstorms in the Evening, then Showers and a chance of Thunderstorms after midnight. Patchy fog after midnight. Lows in the lower 50s. South wind 10 to 15 Mph. Chance of rain 90 percent.

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  • Temperature Real-Time

Marathon County Fairgrounds Temperature Statistics

April Temperature

Wausau Downtown Airport (1.9 miles)

  • Lowest 7 April, 2026

    16.6 °F

  • Average April

    44.4 °F

  • Highest 13 April, 2026

    78.7 °F

Climate (2021–Present)

Wausau Downtown Airport (1.9 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    46.8 °F

  • Average High 2021–2026

    55.9 °F
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