Waukegan Regional Airport Weather Forecast
- 28
- 40
Slight Chance Rain
- 30
- 39
Partly Sunny
- 37
- 52
Mostly Cloudy
- 42
- 48
Mostly Cloudy
- 31
- 57
Slight Chance Rain Showers
- 29
- 42
Partly Sunny
Today 22 Mar Lake
Mostly cloudy. Patchy fog along the shore. A slight chance of rain in the late morning and early afternoon. Blustery. Highs in the lower 40s. Northeast Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation 20 percent.
Tonight 22 Mar Lake
Mostly cloudy and Blustery. Lows in the upper 20s. North Winds 15 to 20 Mph with Gusts up to 30 Mph, Diminishing to 10 to 15 Mph after midnight.
Waukegan Regional Airport Temperature Statistics
March Temperature
Chicago/Waukegan Regional Airport (0 miles)
Lowest 17 March, 2026
11.6 °FAverage March
37.8 °FHighest 9 March, 2026
73.7 °F
Climate (2021–Present)
Chicago/Waukegan Regional Airport (0 miles)
Average Low 2021–2026
42.3 °FAverage 2021–2026
51.1 °FAverage High 2021–2026
59.7 °F