Oak Island Park Weather Forecast

    • 60
    • 81

    Chance Rain Showers

    • 61
    • 82

    Rain Showers Likely

    • 64
    • 77

    Rain Showers Likely

    • 55
    • 81

    Mostly Sunny

    • 58
    • 81

    Partly Sunny

    • 60
    • 80

    Rain Showers Likely

    • 55
    • 78

    Chance Thunderstorms

Today 13 Aug Marathon

Mostly cloudy with a slight chance of Showers. Nearly steady temperature in the upper 70s. Light and variable wind. Chance of rain 20 percent.

Tonight 13 Aug Marathon

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oak Island Park Temperature Statistics

August Temperature

Wausau Downtown Airport (1.2 miles)

  • Lowest 6 August, 2026

    53.7 °F

  • Average August

    71.6 °F

  • Highest 1 August, 2026

    87.7 °F

Climate (2021–2026)

Wausau Downtown Airport (1.2 miles)

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  • Average Low 2021–2026

    37.3 °F

  • Average 2021–2026

    46.7 °F

  • Average High 2021–2026

    55.9 °F
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