Rib Mountain State Park Weather Forecast

    • 50
    • 82

    Chance Rain Showers

    • 50
    • 76

    Sunny

    • 56
    • 84

    Mostly Sunny

    • 51
    • 80

    Mostly Sunny

    • 52
    • 79

    Mostly Sunny

    • 52
    • 80

    Mostly Sunny

Today 27 May Marathon

Partly cloudy. A chance of Showers and Thunderstorms in the afternoon. Highs in the lower 80s. Northeast wind 5 to 10 Mph. Chance of rain 50 percent.

Tonight 27 May Marathon

Clear. Lows around 50. Northeast wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rib Mountain State Park Temperature Statistics

May Temperature

Wausau Downtown Airport (3.1 miles)

  • Lowest 2 May, 2026

    26.7 °F

  • Average May

    52.6 °F

  • Highest 15 May, 2026

    81.6 °F

Climate (2021–Present)

Wausau Downtown Airport (3.1 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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