As of 10:23 PM AKDT on September 15, 2025, all 3 cities in Ketchikan Gateway Borough, AK 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 Ketchikan Gateway Borough, AK is expected to be 3.4 in Ketchikan between 1:00 PM - 2:00 PM AKDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |