As of 7:14 PM HST on August 22, 2026, all 158 cities in Hawaii 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 Hawaii is expected to be 13.2 in Holualoa between 12:00 PM - 1:00 PM HST tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |