Sylvan Hill Park Weather Forecast

    • 47
    • 65

    Mostly Cloudy

    • 49
    • 68

    Chance Rain Showers

    • 51
    • 77

    Slight Chance Thunderstorms

    • 58
    • 83

    Slight Chance Thunderstorms

    • 58
    • 85

    Slight Chance Thunderstorms

    • 55
    • 82

    Slight Chance Thunderstorms

    • 54
    • 80

    Mostly Sunny

Today 22 May Marathon

Breezy. Partly sunny. Nearly steady temperature in the mid 60s. East wind 15 to 25 Mph.

Tonight 22 May Marathon

Mostly cloudy. A slight chance of Showers in the evening. Lows in the upper 40s. East wind 10 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • 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

    51.6 °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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