As of 10:05 AM CDT on September 18, 2025, out of 1027 cities in Iowa in our database, 942 cities (92%) have a UV Index reading of Low, while 85 cities (8%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Muscatine, IA with a reading of 2.6.
Over the next 24 hours, the highest UV Index reading in Iowa is expected to be 6.3 in Burlington 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 |