10 (Very High)
Last Updated 49 minutes ago
The hourly Tucson, AZ UV Index forecast for Friday, September 5th, 2025.
Last Updated 1 hour ago
The UV index forecast for the next five days in Tucson, AZ has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Tucson over the next five days will be 10.4 on Sunday, September 7th at 12:00 pm.
The UV index forecast for Friday, September 5th in Tucson, AZ is below.
| Time | UV Index | Risk |
|---|---|---|
| 1pm | 9.9 |
Very High |
| 2pm | 7.8 |
High |
| 3pm | 4.8 |
Moderate |
| 4pm | 2.3 |
Low |
| 5pm | 0.5 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Saturday, September 6th in Tucson, 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 | 0.3 |
Low |
| 8am | 1.4 |
Low |
| 9am | 3.5 |
Moderate |
| 10am | 6.2 |
High |
| 11am | 8.7 |
Very High |
| 12pm | 10.1 |
Very High |
| 1pm | 9.8 |
Very High |
| 2pm | 7.6 |
High |
| 3pm | 4 |
Moderate |
| 4pm | 1.2 |
Low |
| 5pm | 0.4 |
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 7th in Tucson, 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 | 0.3 |
Low |
| 8am | 1.4 |
Low |
| 9am | 3.6 |
Moderate |
| 10am | 6.4 |
High |
| 11am | 9 |
Very High |
| 12pm | 10.4 |
Very High |
| 1pm | 10.3 |
Very High |
| 2pm | 8.4 |
Very High |
| 3pm | 5.6 |
Moderate |
| 4pm | 2.8 |
Low |
| 5pm | 0.8 |
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 8th in Tucson, 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 | 0.3 |
Low |
| 8am | 1.4 |
Low |
| 9am | 3.5 |
Moderate |
| 10am | 6.3 |
High |
| 11am | 8.9 |
Very High |
| 12pm | 10.4 |
Very High |
| 1pm | 10.2 |
Very High |
| 2pm | 8.5 |
Very High |
| 3pm | 5.7 |
Moderate |
| 4pm | 2.9 |
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 Tuesday, September 9th in Tucson, 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 |