As of 1:05 PM HST on February 20, 2026, out of 53 cities in Honolulu County, HI in our database, 47 cities (89%) have a UV Index reading of High, while 6 cities (11%) have a UV Index reading of Very High. The city with the highest UV Index reading right now is Kailua, HI with a reading of 8.2.
Over the next 24 hours, the highest UV Index reading in Honolulu County, HI is expected to be 8.5 in Honolulu 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 |