Sylvan Hill Park Weather Forecast

    • 24
    • 29

    Mostly Cloudy

    • 29
    • 37

    Rain/Freezing Rain Likely

    • 30
    • 37

    Cloudy

    • 7
    • 35

    Chance Snow

    • 3
    • 14

    Mostly Cloudy

    • 7
    • 19

    Mostly Cloudy

Today 25 Dec Marathon

Mostly cloudy. Highs in the upper 20s. East wind 10 to 15 Mph.

Tonight 25 Dec Marathon

Cloudy. A chance of light freezing rain in the Evening, then light freezing rain after midnight. Areas of fog after midnight. Around a tenth of an inch of icing. Lows in the middle 20s. Southeast wind 10 to 15 Mph. Chance of precipitation 80 percent.

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Sylvan Hill Park Temperature Statistics

December Temperature

Wausau Downtown Airport (3.7 miles)

  • Lowest 13 December, 2025

    -13 °F

  • Average December

    14.9 °F

  • Highest 16 December, 2025

    39 °F

Climate (2020–Present)

Wausau Downtown Airport (3.7 miles)

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  • Average Low 2020–2025

    37.5 °F

  • Average 2020–2025

    46.8 °F

  • Average High 2020–2025

    56 °F
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