2.9 (Low)
Last Updated 24 minutes ago
The hourly East Honolulu, HI UV Index forecast for Thursday, September 18th, 2025.
Last Updated 1 hour ago
The UV index forecast for the next five days in East Honolulu, HI has 3 days reaching the extreme level and 1 day reaching the high or very high levels. The peak UV intensity in East Honolulu over the next five days will be 11.4 on Friday, September 19th at 1:00 pm.
The UV index forecast for Thursday, September 18th in East Honolulu, HI is below.
| Time | UV Index | Risk |
|---|---|---|
| 10am | 6.3 |
High |
| 11am | 9.3 |
Very High |
| 12pm | 11.1 |
Extreme |
| 1pm | 11.2 |
Extreme |
| 2pm | 9.4 |
Very High |
| 3pm | 6.5 |
High |
| 4pm | 3.4 |
Moderate |
| 5pm | 1.2 |
Low |
| 6pm | 0.2 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Friday, September 19th in East Honolulu, HI is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |
| 7am | 0.2 |
Low |
| 8am | 1.1 |
Low |
| 9am | 3.2 |
Moderate |
| 10am | 6.2 |
High |
| 11am | 9.1 |
Very High |
| 12pm | 11.3 |
Extreme |
| 1pm | 11.4 |
Extreme |
| 2pm | 9.5 |
Very High |
| 3pm | 6.5 |
High |
| 4pm | 3.4 |
Moderate |
| 5pm | 1.2 |
Low |
| 6pm | 0.2 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Saturday, September 20th in East Honolulu, HI is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |
| 7am | 0.2 |
Low |
| 8am | 1.1 |
Low |
| 9am | 3.2 |
Moderate |
| 10am | 6.1 |
High |
| 11am | 9.2 |
Very High |
| 12pm | 11 |
Extreme |
| 1pm | 10.8 |
Very High |
| 2pm | 9.3 |
Very High |
| 3pm | 6.4 |
High |
| 4pm | 3.3 |
Moderate |
| 5pm | 1.2 |
Low |
| 6pm | 0.2 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Sunday, September 21st in East Honolulu, HI is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |
| 7am | 0.2 |
Low |
| 8am | 1 |
Low |
| 9am | 2.8 |
Low |
| 10am | 5.7 |
Moderate |
| 11am | 8.8 |
Very High |
| 12pm | 10.4 |
Very High |
| 1pm | 10.4 |
Very High |
| 2pm | 8.6 |
Very High |
| 3pm | 5.9 |
Moderate |
| 4pm | 3.2 |
Moderate |
| 5pm | 1.1 |
Low |
| 6pm | 0.2 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Monday, September 22nd in East Honolulu, HI is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |