DuPage Lake Weather Forecast
- 34
- 55
Decreasing Clouds
- 37
- 64
Mostly Sunny
- 42
- 66
Rain Showers Likely
- 45
- 63
Slight Chance Rain Showers
- 48
- 69
Slight Chance Thunderstorms
- 54
- 79
Mostly Sunny
- 56
- 84
Partly Sunny
Today 20 May Iron
Mostly sunny. Near steady temperature in the mid 50s. North Winds around 5 Mph.
Tonight 20 May Iron
Partly cloudy in the Evening, then clearing. Areas of frost after midnight. Lows in the mid 30s. Northeast Winds around 5 Mph, becoming southeast after midnight.
DuPage Lake Temperature Statistics
May Temperature
Manitowish Waters Airport (5.6 miles)
Lowest 2 May, 2026
22.8 °FAverage May
46.6 °FHighest 15 May, 2026
80.4 °F
Climate (2021–Present)
Manitowish Waters Airport (5.6 miles)
Average Low 2021–2026
29.6 °FAverage 2021–2026
40.6 °FAverage High 2021–2026
50.2 °F