As of 3:41 PM CDT on July 19, 2025, out of 2 cities in Decatur County, TN in our database, 1 city (50%) have a UV Index reading of Very High, while 1 city (50%) have a UV Index reading of High. The city with the highest UV Index reading right now is Decaturville, TN with a reading of 7.7.
Over the next 24 hours, the highest UV Index reading in Decatur County, TN is expected to be 11 in Parsons between 1:00 PM - 2:00 PM CDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |