Weather in Waukegan in August
How warm is it in Waukegan in August?
In August the typical daytime high in Waukegan is 27.4 °C on average, from 28.2 °C at the start to 26.4 °C at the end of the month.
That is 1.1 °C cooler than in July and 3.5 °C warmer than in September.
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.