As of 2:24 PM EDT on June 29, 2025, out of 13 cities in Monroe County, FL in our database, 7 cities (54%) have a UV Index reading of Very High, 3 cities (23%) have a UV Index reading of Moderate, while 3 cities (23%) have a UV Index reading of Extreme. The city with the highest UV Index reading right now is Key West, FL with a reading of 10.5.
Over the next 24 hours, the highest UV Index reading in Monroe County, FL is expected to be 11.3 in Layton between 1:00 PM - 2:00 PM EDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |