As of 3:16 PM CDT on June 18, 2026, out of 7 cities in Atascosa County, TX in our database, 6 cities (86%) have a UV Index reading of Very High, while 1 city (14%) have a UV Index reading of Extreme. The city with the highest UV Index reading right now is Lytle, TX with a reading of 10.5.
Over the next 24 hours, the highest UV Index reading in Atascosa County, TX is expected to be 10.5 in Lytle between 3:00 PM - 4:00 PM CDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |