3 (Moderate)
Last Updated 55 minutes ago
The hourly Grand Canyon West, AZ UV Index forecast for Saturday, October 18th, 2025.
Last Updated 4 hours ago
The UV index forecast for the next five days in Grand Canyon West, AZ has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Grand Canyon West over the next five days will be 5.4 on Saturday, October 18th at 1:00 pm.
The UV index forecast for Saturday, October 18th in Grand Canyon West, AZ is below.
| Time | UV Index | Risk |
|---|---|---|
| 4pm | 1.4 |
Low |
| 5pm | 0.4 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Sunday, October 19th in Grand Canyon West, AZ 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 |
Low |
| 8am | 0.3 |
Low |
| 9am | 1.2 |
Low |
| 10am | 2.6 |
Low |
| 11am | 4.1 |
Moderate |
| 12pm | 5 |
Moderate |
| 1pm | 5.3 |
Moderate |
| 2pm | 4.5 |
Moderate |
| 3pm | 3 |
Moderate |
| 4pm | 1.4 |
Low |
| 5pm | 0.4 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Monday, October 20th in Grand Canyon West, AZ 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 |
Low |
| 8am | 0.3 |
Low |
| 9am | 1.1 |
Low |
| 10am | 2.5 |
Low |
| 11am | 4 |
Moderate |
| 12pm | 5.1 |
Moderate |
| 1pm | 5.2 |
Moderate |
| 2pm | 4.4 |
Moderate |
| 3pm | 2.8 |
Low |
| 4pm | 1.4 |
Low |
| 5pm | 0.4 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Tuesday, October 21st in Grand Canyon West, AZ 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 |
Low |
| 8am | 0.3 |
Low |
| 9am | 1.1 |
Low |
| 10am | 2.4 |
Low |
| 11am | 3.9 |
Moderate |
| 12pm | 4.9 |
Moderate |
| 1pm | 5 |
Moderate |
| 2pm | 4.2 |
Moderate |
| 3pm | 2.7 |
Low |
| 4pm | 1.3 |
Low |
| 5pm | 0.4 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Wednesday, October 22nd in Grand Canyon West, AZ is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |