Sylvan Hill Park Weather Forecast

    • 59
    • 88

    Chance Thunderstorms

    • 48
    • 84

    Chance Rain Showers

    • 50
    • 77

    Sunny

    • 52
    • 80

    Mostly Sunny

    • 50
    • 76

    Mostly Sunny

    • 52
    • 77

    Mostly Sunny

Today 26 May Marathon

Very warm. Mostly sunny. A chance of Showers and Thunderstorms in the afternoon. Highs in the upper 80s. West wind 5 to 10 Mph in the morning becoming light and variable. Chance of rain 50 percent.

Tonight 26 May Marathon

Mostly clear. Lows around 60. Southwest wind 5 to 10 Mph.

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Sylvan Hill Park Temperature Statistics

May Temperature

Wausau Downtown Airport (3.7 miles)

  • Lowest 2 May, 2026

    26.7 °F

  • Average May

    52.1 °F

  • Highest 15 May, 2026

    81.6 °F

Climate (2021–Present)

Wausau Downtown Airport (3.7 miles)

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  • Average Low 2021–2026

    37.4 °F

  • Average 2021–2026

    46.7 °F

  • Average High 2021–2026

    55.9 °F
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