Climate almanac
Sioux City
Iowa, United States · 42.50°, -96.40°
What is the weather like in Sioux City in April?
In April, Sioux City is typically 62°F (17°C) during the day and 39°F (4°C) at night. The month brings about 3.7 in (94 mm) of precipitation in total. Snowfall averages about 2.1 in (53 mm) over the month.
- Average high62°F (17°C)
- Average low39°F (4°C)
- Precipitation3.7 in (94 mm)
- Clear or mostly clear days11
- Snowfall2.1 in (53 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)