As of 12:43 PM CDT on August 9, 2026, out of 8 cities in Floyd County, IA in our database, 6 cities (75%) have a UV Index reading of High, while 2 cities (25%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Colwell, IA with a reading of 6.2.
Over the next 24 hours, the highest UV Index reading in Floyd County, IA is expected to be 6.8 in Colwell between 1:00 PM - 2:00 PM CDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |