6.6 (High)
Last Updated 37 minutes ago
The hourly Grand Canyon West, AZ UV Index forecast for Tuesday, September 16th, 2025.
Last Updated 37 minutes ago
The UV index forecast for the next five days in Grand Canyon West, AZ has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Grand Canyon West over the next five days will be 8.1 on Tuesday, September 16th at 1:00 pm.
The UV index forecast for Tuesday, September 16th in Grand Canyon West, AZ is below.
| Time | UV Index | Risk |
|---|---|---|
| 12pm | 8 |
Very High |
| 1pm | 8.1 |
Very High |
| 2pm | 6.9 |
High |
| 3pm | 4.9 |
Moderate |
| 4pm | 2.7 |
Low |
| 5pm | 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 Wednesday, September 17th 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 | 0.1 |
Low |
| 8am | 0.7 |
Low |
| 9am | 1.8 |
Low |
| 10am | 3.9 |
Moderate |
| 11am | 6 |
High |
| 12pm | 7.5 |
High |
| 1pm | 7.9 |
High |
| 2pm | 6.5 |
High |
| 3pm | 4.3 |
Moderate |
| 4pm | 2.6 |
Low |
| 5pm | 0.9 |
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 Thursday, September 18th 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 | 0.1 |
Low |
| 8am | 0.8 |
Low |
| 9am | 1.8 |
Low |
| 10am | 3.6 |
Moderate |
| 11am | 5.3 |
Moderate |
| 12pm | 6.8 |
High |
| 1pm | 6.5 |
High |
| 2pm | 5.9 |
Moderate |
| 3pm | 4.6 |
Moderate |
| 4pm | 2.4 |
Low |
| 5pm | 0.9 |
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 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 | 0.8 |
Low |
| 9am | 2.3 |
Low |
| 10am | 4.5 |
Moderate |
| 11am | 6.8 |
High |
| 12pm | 8.1 |
Very High |
| 1pm | 7.6 |
High |
| 2pm | 7.1 |
High |
| 3pm | 5 |
Moderate |
| 4pm | 2.7 |
Low |
| 5pm | 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 Saturday, September 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 |