As of 2:38 PM CDT on July 15, 2025, out of 501 cities in Tennessee in our database, 486 cities (97%) have a UV Index reading of Very High, 11 cities (2%) have a UV Index reading of Moderate, while 4 cities (1%) have a UV Index reading of High. The city with the highest UV Index reading right now is Memphis, TN with a reading of 10.4.
Over the next 24 hours, the highest UV Index reading in Tennessee is expected to be 11.4 in Mountain City 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 |