Climate almanac
Waukegan
Illinois, United States · 42.36°, -87.84°
What is the weather like in Waukegan in October?
In October, Waukegan is typically 60°F (16°C) during the day and 52°F (11°C) at night. The month brings about 5.0 in (128 mm) of precipitation in total. Snowfall averages about 0.2 in (5 mm) over the month.
- Average high60°F (16°C)
- Average low52°F (11°C)
- Precipitation5.0 in (128 mm)
- Clear or mostly clear days11
- Snowfall0.2 in (5 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)