Climate almanac
Waukesha
Wisconsin, United States · 43.01°, -88.23°
What is the weather like in Waukesha in January?
In January, Waukesha is typically 30°F (-1°C) during the day and 18°F (-8°C) at night. The month brings about 2.2 in (55 mm) of precipitation in total. Snowfall averages about 9.9 in (252 mm) over the month.
- Average high30°F (-1°C)
- Average low18°F (-8°C)
- Precipitation2.2 in (55 mm)
- Clear or mostly clear days6
- Snowfall9.9 in (252 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)