As of 4:22 PM CDT on September 23, 2025, out of 10 cities in Willacy County, TX in our database, 9 cities (90%) have a UV Index reading of Moderate, while 1 city (10%) have a UV Index reading of High. The city with the highest UV Index reading right now is Lasara, TX with a reading of 5.8.
Over the next 24 hours, the highest UV Index reading in Willacy County, TX is expected to be 9.8 in Lasara 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 |