DuPage Lake Weather Forecast
- 51
- 75
Mostly Sunny
- 59
- 81
Rain Showers
- 41
- 72
Partly Sunny
- 43
- 66
Rain Showers
- 48
- 71
Rain Showers Likely
- 41
- 66
Mostly Cloudy
Today 10 Sep Iron
Sunny. Highs in the mid 70s. West Winds around 5 Mph.
Tonight 10 Sep Iron
Clear, cooler with Lows in the mid 40s. West Winds around 5 Mph.
DuPage Lake Temperature Statistics
September Temperature
Manitowish Waters Airport (5.6 miles)
Lowest 1 September, 2026
56.8 °FAverage September
72.7 °FHighest 1 September, 2026
92.7 °F
Climate (2021–2026)
Manitowish Waters Airport (5.6 miles)
Average Low 2021–2026
29.7 °FAverage 2021–2026
40.6 °FAverage High 2021–2026
50.3 °F