As of 2:07 PM CDT on June 25, 2026, out of 6 cities in Clay County, IL in our database, 4 cities (67%) have a UV Index reading of Very High, while 2 cities (33%) have a UV Index reading of High. The city with the highest UV Index reading right now is Xenia, IL with a reading of 8.
Over the next 24 hours, the highest UV Index reading in Clay County, IL is expected to be 8.4 in Flora 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 |