As of 3:11 PM MST on November 2, 2026, all 9 cities in Malheur County, OR in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Ontario, OR with a reading of 1.3.
Over the next 24 hours, the highest UV Index reading in Malheur County, OR is expected to be 1.9 in Jordan Valley between 1:00 PM - 2:00 PM MST tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |