As of 10:11 AM EDT on September 18, 2025, all 23 cities in Collier County, FL in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Golden Gate, FL with a reading of 1.1.
Over the next 24 hours, the highest UV Index reading in Collier County, FL is expected to be 9.8 in Everglades between 2:00 PM - 3:00 PM EDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |