As of 4:28 PM EDT on September 12, 2026, out of 6 cities in Jefferson County, FL in our database, 5 cities (83%) have a UV Index reading of Low, while 1 city (17%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Wacissa, FL with a reading of 3.5.
Over the next 24 hours, the highest UV Index reading in Jefferson County, FL is expected to be 9.2 in Wacissa between 2:00 PM - 3:00 PM EDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |