As of 3:41 PM CST on March 3, 2026, all 2 cities in San Augustine County, TX in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Broaddus, TX with a reading of 3.3.
Over the next 24 hours, the highest UV Index reading in San Augustine County, TX is expected to be 7.5 in San Augustine between 12:00 PM - 1:00 PM CST tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |