Lake Du Bay Weather Forecast

    • 60
    • 85

    Partly Sunny

    • 59
    • 85

    Slight Chance Thunderstorms

    • 56
    • 79

    Slight Chance Thunderstorms

    • 56
    • 75

    Chance Rain Showers

    • 57
    • 71

    Chance Thunderstorms

    • 58
    • 72

    Chance Rain Showers

Today 16 Sep Marathon

Partly cloudy with a chance of Showers in the Morning, then mostly sunny in the afternoon. Highs in the middle 80s. Light and variable wind becoming south 5 to 10 Mph in the afternoon. Chance of rain 50 percent.

Tonight 16 Sep Marathon

Mostly clear. Lows around 60. Light and variable wind.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Du Bay Temperature Statistics

September Temperature

Mosinee (4.3 miles)

  • Lowest 4 September, 2025

    37.4 °F

  • Average September

    56.4 °F

  • Highest 13 September, 2025

    78.8 °F

Climate (2020–Present)

Mosinee (4.3 miles)

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  • Average Low 2020–2025

    35.7 °F

  • Average 2020–2025

    43 °F

  • Average High 2020–2025

    53.3 °F
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