Climate almanac
West Chicago
Illinois, United States · 41.88°, -88.20°
What is the weather like in West Chicago in January?
In January, West Chicago is typically 32°F (0°C) during the day and 19°F (-7°C) at night. The month brings about 2.5 in (64 mm) of precipitation in total. Snowfall averages about 9.2 in (234 mm) over the month.
- Average high32°F (0°C)
- Average low19°F (-7°C)
- Precipitation2.5 in (64 mm)
- Clear or mostly clear days6
- Snowfall9.2 in (234 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)