As of 7:58 PM PST on November 18, 2025, all 3 cities in Gilliam County, OR 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 Gilliam County, OR is expected to be 1.5 in Condon between 12:00 PM - 1:00 PM PST tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |