Lake Du Bay Weather Forecast

    • 61
    • 71

    Areas Fog

    • 43
    • 68

    Mostly Cloudy

    • 39
    • 63

    Mostly Sunny

    • 46
    • 64

    Chance Rain Showers

    • 36
    • 66

    Mostly Sunny

    • 37
    • 60

    Mostly Sunny

    • 49
    • 65

    Partly Sunny

Today 30 Sep Marathon

Mostly sunny. Highs in the upper 60s.

Tonight 30 Sep Marathon

Cloudy. Patchy fog in the Evening, then Areas of fog after midnight. 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 14 September, 2026

    41 °F

  • Average September

    59.9 °F

  • Highest 1 September, 2026

    87.8 °F

Climate (2021–2026)

Mosinee (4.3 miles)

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  • Average Low 2021–2026

    35.9 °F

  • Average 2021–2026

    43.2 °F

  • Average High 2021–2026

    53.6 °F
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