Lake Du Bay Weather Forecast
- 51
- 78
Becoming Sunny
- 51
- 74
Sunny
- 60
- 78
Partly Sunny
- 50
- 75
Chance Rain Showers
- 49
- 68
Rain Showers Likely
- 52
- 68
Rain Showers Likely
Today 9 Sep Marathon
Breezy. Mostly sunny. Patchy fog in the morning. Highs in the upper 70s. West wind 5 to 10 Mph increasing to 15 to 25 Mph in the afternoon.
Tonight 9 Sep Marathon
Cooler. Clear. Lows in the upper 40s. Northwest wind 5 to 10 Mph in the evening becoming light and variable.
Lake Du Bay Temperature Statistics
September Temperature
Mosinee (4.3 miles)
Lowest 6 September, 2026
59 °FAverage September
69.7 °FHighest 1 September, 2026
87.8 °F
Climate (2021–2026)
Mosinee (4.3 miles)
Average Low 2021–2026
35.8 °FAverage 2021–2026
43.2 °FAverage High 2021–2026
53.6 °F