As of 5:49 AM CDT on May 17, 2025, all 13 cities in Sioux County, IA in our database have a UV Index reading of 0, indicating no radiation from the sun.
Over the next 24 hours, the highest UV Index reading in Sioux County, IA is expected to be 6.6 in Hawarden between 3:00 PM - 4:00 PM CDT today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
---|---|---|---|---|---|
Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |