As of 4:58 PM CDT on June 29, 2026, out of 24 cities in Rock Island County, IL in our database, 13 cities (54%) have a UV Index reading of High, while 11 cities (46%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Illinois City, IL with a reading of 5.6.
Over the next 24 hours, the highest UV Index reading in Rock Island County, IL is expected to be 10.1 in Andalusia between 1:00 PM - 2:00 PM CDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |