As of 11:54 AM PDT on September 19, 2026, all 8 cities in Humboldt County, NV in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Valmy, NV with a reading of 4.9.
Over the next 24 hours, the highest UV Index reading in Humboldt County, NV is expected to be 6.5 in Valmy between 1:00 PM - 2:00 PM PDT today.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |