Oak Island Park Weather Forecast

    • 42
    • 64

    Becoming Sunny

    • 43
    • 66

    Partly Sunny

    • 45
    • 67

    Mostly Cloudy

    • 44
    • 69

    Mostly Cloudy

    • 48
    • 68

    Chance Rain Showers

    • 51
    • 69

    Mostly Cloudy

Today 22 Sep Marathon

Partly cloudy in the morning then clearing. Highs in the lower 60s. East wind 10 to 15 Mph.

Tonight 22 Sep Marathon

Clear. Lows in the lower 40s. East wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oak Island Park Temperature Statistics

September Temperature

Wausau Downtown Airport (1.2 miles)

  • Lowest 14 September, 2026

    40.6 °F

  • Average September

    66.3 °F

  • Highest 1 September, 2026

    89.7 °F

Climate (2021–2026)

Wausau Downtown Airport (1.2 miles)

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  • Average Low 2021–2026

    37.4 °F

  • Average 2021–2026

    46.8 °F

  • Average High 2021–2026

    56 °F
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