Lake Du Bay Weather Forecast

    • 43
    • 66

    Mostly Cloudy

    • 40
    • 62

    Mostly Cloudy

    • 40
    • 64

    Mostly Sunny

    • 42
    • 66

    Mostly Sunny

    • 44
    • 67

    Areas Fog

    • 45
    • 69

    Areas Fog

    • 48
    • 70

    Mostly Cloudy

Today 20 Sep Marathon

Partly sunny. Highs in the lower 70s.

Tonight 20 Sep Marathon

Mostly cloudy. Lows in the lower 40s. Northeast wind 10 to 15 Mph.

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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

    63.3 °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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