As of 11:06 AM CST on January 9, 2026, out of 3 cities in Hamilton County, TX in our database, 2 cities (67%) have a UV Index reading of Low, while 1 city (33%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Carlton, TX with a reading of 2.5.
Over the next 24 hours, the highest UV Index reading in Hamilton County, TX is expected to be 3.2 in Carlton between 12:00 PM - 1:00 PM CST today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |