12.5 (Extreme)
Last Updated 2 minutes ago
The hourly Kalaheo, HI UV Index forecast for Friday, July 18th, 2025.
Last Updated 5 hours ago
The UV index forecast for the next five days in Kalaheo, HI has 4 days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Kalaheo over the next five days will be 12.5 on Friday, July 18th at 1:00 pm.
The UV index forecast for Friday, July 18th in Kalaheo, HI is below.
| Time | UV Index | Risk |
|---|---|---|
| 2pm | 11 |
Extreme |
| 3pm | 8 |
Very High |
| 4pm | 4.6 |
Moderate |
| 5pm | 1.8 |
Low |
| 6pm | 0.6 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Saturday, July 19th in Kalaheo, 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 | 0.4 |
Low |
| 8am | 1.5 |
Low |
| 9am | 3.8 |
Moderate |
| 10am | 6.9 |
High |
| 11am | 9.9 |
Very High |
| 12pm | 11.5 |
Extreme |
| 1pm | 11.9 |
Extreme |
| 2pm | 10.4 |
Very High |
| 3pm | 7.6 |
High |
| 4pm | 4.7 |
Moderate |
| 5pm | 2 |
Low |
| 6pm | 0.5 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Sunday, July 20th in Kalaheo, 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 | 0.3 |
Low |
| 8am | 1.4 |
Low |
| 9am | 3.6 |
Moderate |
| 10am | 6.8 |
High |
| 11am | 9.9 |
Very High |
| 12pm | 11.9 |
Extreme |
| 1pm | 12 |
Extreme |
| 2pm | 10.3 |
Very High |
| 3pm | 7.6 |
High |
| 4pm | 4.6 |
Moderate |
| 5pm | 2 |
Low |
| 6pm | 0.6 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Monday, July 21st in Kalaheo, 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 | 0.4 |
Low |
| 8am | 1.3 |
Low |
| 9am | 3.7 |
Moderate |
| 10am | 6.5 |
High |
| 11am | 9.3 |
Very High |
| 12pm | 12.2 |
Extreme |
| 1pm | 12 |
Extreme |
| 2pm | 9.9 |
Very High |
| 3pm | 7.3 |
High |
| 4pm | 4.3 |
Moderate |
| 5pm | 2.2 |
Low |
| 6pm | 0.6 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Tuesday, July 22nd in Kalaheo, HI is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |