As of 1:10 PM HST on July 13, 2026, out of 158 cities in Hawaii in our database, 105 cities (66%) have a UV Index reading of Extreme, 32 cities (20%) have a UV Index reading of Moderate, 20 cities (13%) have a UV Index reading of Very High, while 1 city (1%) have a UV Index reading of High. The city with the highest UV Index reading right now is Pearl City, HI with a reading of 12.4.
Over the next 24 hours, the highest UV Index reading in Hawaii is expected to be 13.7 in Honokaa 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 |