Oak Island Park Weather Forecast

    • 64
    • 82

    Chance Rain Showers

    • 58
    • 81

    Mostly Cloudy

    • 59
    • 80

    Mostly Cloudy

    • 61
    • 79

    Rain Showers Likely

    • 64
    • 79

    Rain Showers Likely

    • 58
    • 81

    Chance Rain Showers

Today 4 Sep Marathon

Humid. Mostly cloudy. A chance of Showers and Thunderstorms in the morning. Highs in the lower 80s. Light and variable wind becoming southeast 5 to 10 Mph in the afternoon. Chance of rain 50 percent.

Tonight 4 Sep Marathon

Partly cloudy in the evening then becoming mostly cloudy. A chance of Showers and Thunderstorms. Lows in the lower 60s. East wind 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oak Island Park Temperature Statistics

September Temperature

Wausau Downtown Airport (1.2 miles)

  • Lowest 1 September, 2026

    64 °F

  • Average September

    76.8 °F

  • Highest 1 September, 2026

    88 °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

    56 °F
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