Isle of Ferns Park Weather Forecast

    • 26
    • 36

    Areas Freezing Fog

    • 30
    • 39

    Rain/Snow Likely

    • 21
    • 36

    Snow Likely

    • 16
    • 29

    Snow Likely

    • 12
    • 24

    Mostly Cloudy

    • 22
    • 31

    Mostly Cloudy

Today 7 Jan Marathon

Mostly cloudy. Widespread freezing fog in the morning. Patchy fog. Highs in the middle 30s. Southwest wind 5 to 10 Mph.

Tonight 7 Jan Marathon

Mostly cloudy. Areas of fog. Lows in the middle 20s. Light and variable wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Isle of Ferns Park Temperature Statistics

January Temperature

Wausau Downtown Airport (1.2 miles)

  • Lowest 2 January, 2026

    0 °F

  • Average January

    13.2 °F

  • Highest 5 January, 2026

    28.9 °F

Climate (2021–Present)

Wausau Downtown Airport (1.2 miles)

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  • Average Low 2021–2026

    37.5 °F

  • Average 2021–2026

    46.8 °F

  • Average High 2021–2026

    56 °F
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