Sylvan Hill Park Weather Forecast

    • -2
    • 19

    Chance Snow

    • -21
    • 7

    Chance Flurries

    • -25
    • -10

    Cold

    • -15
    • -2

    Cold

    • -13
    • 7

    Cold

    • -4
    • 5

    Cold

    • -4
    • 14

    Mostly Cloudy

Today 21 Jan Marathon

Light snow. Temperatures 17 to 19. West wind 10 to 15 Mph.

Tonight 21 Jan Marathon

Mostly cloudy in the evening then becoming partly cloudy. A chance of Flurries in the evening. Lows around zero. West wind 10 to 20 Mph with Gusts to around 30 Mph. Wind Chills to 25 below zero.

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Sylvan Hill Park Temperature Statistics

January Temperature

Wausau Downtown Airport (3.7 miles)

  • Lowest 19 January, 2026

    -8 °F

  • Average January

    19.8 °F

  • Highest 13 January, 2026

    39.9 °F

Climate (2021–Present)

Wausau Downtown Airport (3.7 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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