Sylvan Hill Park Weather Forecast

    • 58
    • 79

    Mostly Sunny

    • 58
    • 83

    Partly Sunny

    • 60
    • 83

    Partly Sunny

    • 58
    • 82

    Chance Thunderstorms

    • 56
    • 77

    Chance Rain Showers

    • 51
    • 70

    Slight Chance Thunderstorms

    • 50
    • 67

    Mostly Cloudy

Today 14 Sep Marathon

Sunny. Temperatures near 80. Southeast wind 5 to 10 Mph.

Tonight 14 Sep Marathon

Clear. Lows in the upper 50s. Southeast wind 5 to 10 Mph in the evening becoming light and variable.

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  • Temperature Real-Time

Sylvan Hill Park Temperature Statistics

September Temperature

Wausau Downtown Airport (3.7 miles)

  • Lowest 8 September, 2025

    39 °F

  • Average September

    57.4 °F

  • Highest 12 September, 2025

    75.9 °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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