Weather in Waukegan in May
How warm is it in Waukegan in May?
In May the typical daytime high in Waukegan is 21.2 °C on average, from 17.7 °C at the start to 24.6 °C at the end of the month.
That is 7.0 °C warmer than in April and 5.4 °C cooler than in June.
The last 10 years were 1.1 °C warmer than more than 40 years ago.
Click a day for more: afternoon and night, the usual range, records and how fast it is warming.
The average of the weather stations Green Bay (238 km) and Rock Is L&D (244 km); nearer ones count more.