As of 10:41 PM PDT on June 25, 2025, all 9 cities in Columbia 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 Columbia County, OR is expected to be 6.4 in Columbia City between 12:00 PM - 1:00 PM PDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |