Sylvan Hill Park Weather Forecast

    • 51
    • 67

    Chance Rain Showers

    • 54
    • 77

    Chance Rain Showers

    • 58
    • 83

    Slight Chance Thunderstorms

    • 60
    • 88

    Mostly Sunny

    • 56
    • 85

    Chance Thunderstorms

    • 51
    • 79

    Partly Sunny

    • 50
    • 77

    Partly Sunny

Today 23 May Marathon

Mostly cloudy with a chance of Showers and Thunderstorms. Highs in the upper 60s. Southeast wind 5 to 10 Mph. Chance of rain 40 percent.

Tonight 23 May Marathon

Mostly cloudy. Showers likely in the Evening, then a slight chance of Showers after midnight. Patchy fog after midnight. Lows around 50. Southeast wind 5 to 10 Mph in the evening becoming light and variable. Chance of rain 70 percent.

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  • Temperature Real-Time

Sylvan Hill Park Temperature Statistics

May Temperature

Wausau Downtown Airport (3.7 miles)

  • Lowest 2 May, 2026

    26.7 °F

  • Average May

    51.5 °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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