As of 10:19 AM EDT on August 28, 2025, out of 19 cities in Hamilton County, TN in our database, 16 cities (84%) have a UV Index reading of Low, while 3 cities (16%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Collegedale, TN with a reading of 2.5.
Over the next 24 hours, the highest UV Index reading in Hamilton County, TN is expected to be 7.7 in Sale Creek 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 |