Climate almanac
Knoxville
Iowa, United States · 41.32°, -93.11°
What is the weather like in Knoxville in May?
In May, Knoxville is typically 74°F (24°C) during the day and 55°F (13°C) at night. The month brings about 5.2 in (132 mm) of precipitation in total.
- Average high74°F (24°C)
- Average low55°F (13°C)
- Precipitation5.2 in (132 mm)
- Clear or mostly clear days9
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)