As of 2:35 PM EDT on August 5, 2025, out of 6 cities in Jefferson County, FL in our database, 4 cities (67%) have a UV Index reading of Extreme, while 2 cities (33%) have a UV Index reading of Very High. The city with the highest UV Index reading right now is Monticello, FL with a reading of 11.1.
Over the next 24 hours, the highest UV Index reading in Jefferson County, FL is expected to be 11.1 in Monticello 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 |