Isle of Ferns Park Weather Forecast

    • 52
    • 78

    Mostly Sunny

    • 60
    • 81

    Rain Showers

    • 57
    • 79

    Slight Chance Rain Showers

    • 52
    • 79

    Mostly Sunny

    • 51
    • 78

    Partly Sunny

    • 57
    • 80

    Chance Rain Showers

Today 19 Aug Marathon

Sunny. Highs in the upper 70s. Light and variable wind becoming northwest 5 to 10 Mph in the afternoon.

Tonight 19 Aug Marathon

Clear. Lows in the lower 50s. Light and variable wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Isle of Ferns Park Temperature Statistics

August Temperature

Wausau Downtown Airport (1.2 miles)

  • Lowest 6 August, 2026

    53.7 °F

  • Average August

    71.7 °F

  • Highest 1 August, 2026

    87.7 °F

Climate (2021–2026)

Wausau Downtown Airport (1.2 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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