As of 2:40 AM CDT on September 20, 2025, all 7 cities in Tillman County, OK in our database have a UV Index reading of 0, indicating no radiation from the sun.
Over the next 24 hours, the highest UV Index reading in Tillman County, OK is expected to be 3.9 in Frederick 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 |