Waukegan Weather Forecast
- 48
- 61
Mostly Sunny
- 56
- 66
Thunderstorms
- 52
- 67
Chance Rain Showers
- 56
- 68
Partly Sunny
- 55
- 70
Partly Sunny
- 58
- 71
Chance Rain Showers
- 55
- 73
Chance Thunderstorms
Today 15 May Lake
Mostly sunny. Highs in the upper 60s Inland, but only in the lower 60s near the lake. Northeast Winds 10 to 15 Mph.
Tonight 15 May Lake
Partly cloudy. Lows in the upper 40s. Northeast Winds 5 to 10 Mph.
Waukegan Temperature Statistics
May Temperature
Chicago/Waukegan Regional Airport (3.7 miles)
Lowest 3 May, 2024
44.7 °FAverage May
58.9 °FHighest 12 May, 2024
83.6 °F
Climate (2019–Present)
Chicago/Waukegan Regional Airport (3.7 miles)
Average Low 2019–2024
42 °FAverage 2019–2024
50.5 °FAverage High 2019–2024
58.6 °F