Wausau Weather Forecast

    • 57
    • 79

    Rain Showers

    • 40
    • 64

    Rain Showers Likely

    • 42
    • 64

    Partly Sunny

    • 44
    • 64

    Rain Showers Likely

    • 44
    • 58

    Rain Showers Likely

    • 38
    • 56

    Slight Chance Rain Showers

Today 23 Apr Marathon

Breezy. Partly cloudy in the morning then becoming mostly cloudy. Highs in the upper 70s. South wind 10 to 15 Mph increasing to 15 to 25 Mph in the afternoon. Gusts up to 35 Mph.

Tonight 23 Apr Marathon

Showers with Thunderstorms likely in the Evening, then Showers and a chance of Thunderstorms after midnight. Patchy fog after midnight. Lows in the middle 50s. South wind 10 to 15 Mph. Chance of rain near 100 percent.

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Wausau 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

    37.4 °F

  • Average 2021–2026

    46.8 °F

  • Average High 2021–2026

    55.9 °F
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