Climate almanac
Sioux Falls
South Dakota, United States · 43.54°, -96.73°
What is the weather like in Sioux Falls in January?
In January, Sioux Falls is typically 28°F (-2°C) during the day and 13°F (-11°C) at night. The month brings about 0.9 in (23 mm) of precipitation in total. Snowfall averages about 5.8 in (147 mm) over the month.
- Average high28°F (-2°C)
- Average low13°F (-11°C)
- Precipitation0.9 in (23 mm)
- Clear or mostly clear days9
- Snowfall5.8 in (147 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)