As of 3:05 PM PST on February 20, 2026, all 10 cities in Yamhill County, OR in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Newberg, OR with a reading of 0.7.
Over the next 24 hours, the highest UV Index reading in Yamhill County, OR is expected to be 0.7 in Newberg between 3:00 PM - 4:00 PM PST today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |