Wausau Weather Forecast

    • 56
    • 78

    Isolated Thunderstorms

    • 51
    • 79

    Mostly Sunny

    • 57
    • 80

    Partly Sunny

    • 62
    • 80

    Rain Showers Likely

    • 65
    • 84

    Chance Rain Showers

    • 61
    • 85

    Slight Chance Rain Showers

    • 59
    • 83

    Partly Sunny

Today 26 Aug Marathon

Partly sunny. Isolated Showers and Thunderstorms. Highs in the upper 70s. Northwest wind 10 to 15 Mph.

Tonight 26 Aug Marathon

Clear. Isolated Showers in the evening. Lows in the middle 50s. Northwest wind 5 to 10 Mph.

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Wausau Temperature Statistics

August Temperature

Wausau Downtown Airport (1.9 miles)

  • Lowest 24 August, 2026

    48 °F

  • Average August

    70.3 °F

  • Highest 1 August, 2026

    87.7 °F

Climate (2021–2026)

Wausau Downtown Airport (1.9 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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