Lake Du Bay Weather Forecast

    • 64
    • 84

    Slight Chance Thunderstorms

    • 57
    • 79

    Becoming Sunny

    • 57
    • 78

    Partly Sunny

    • 61
    • 77

    Rain Showers Likely

    • 65
    • 80

    Rain Showers Likely

    • 56
    • 80

    Partly Sunny

    • 51
    • 73

    Mostly Cloudy

Today 4 Sep Marathon

Humid. Mostly cloudy. Highs in the lower 80s. Light and variable wind.

Tonight 4 Sep Marathon

Mostly cloudy. A slight chance of Showers and Thunderstorms in the evening. Patchy fog. Lows in the lower 60s. East wind 5 to 10 Mph in the evening becoming light and variable. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Du Bay Temperature Statistics

September Temperature

Mosinee (4.3 miles)

  • Lowest 1 September, 2026

    62.6 °F

  • Average September

    71.4 °F

  • Highest 1 September, 2026

    87.8 °F

Climate (2021–2026)

Mosinee (4.3 miles)

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  • Average Low 2021–2026

    35.8 °F

  • Average 2021–2026

    43.2 °F

  • Average High 2021–2026

    53.6 °F
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