Sylvan Hill Park Weather Forecast

    • 59
    • 77

    Partly Sunny

    • 56
    • 78

    Decreasing Clouds

    • 58
    • 78

    Partly Sunny

    • 55
    • 78

    Slight Chance Thunderstorms

    • 50
    • 70

    Mostly Sunny

    • 46
    • 64

    Partly Sunny

    • 43
    • 67

    Mostly Sunny

Today 19 Aug Marathon

Humid. Partly sunny with a chance of Sprinkles and a slight chance of Thunderstorms. Temperatures in the mid to upper 70s. Northwest wind 5 to 10 Mph.

Tonight 19 Aug Marathon

Partly cloudy. A slight chance of Showers in the evening. Areas of fog after midnight. Lows in the upper 50s. North wind 5 to 10 Mph in the evening becoming light and variable. Chance of rain 20 percent.

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Sylvan Hill Park Temperature Statistics

August Temperature

Wausau Downtown Airport (3.7 miles)

  • Lowest 1 August, 2025

    51.7 °F

  • Average August

    71.1 °F

  • Highest 8 August, 2025

    91.7 °F

Climate (2020–Present)

Wausau Downtown Airport (3.7 miles)

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  • Average Low 2020–2025

    37.5 °F

  • Average 2020–2025

    46.7 °F

  • Average High 2020–2025

    55.8 °F
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