0 (Low)
Last Updated 41 minutes ago
The hourly St. Johns, AZ UV Index forecast for Tuesday, July 8th, 2025.
Last Updated 1 day ago
The UV index forecast for the next five days in St. Johns, AZ has 2 days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in St. Johns over the next five days will be 12.2 on Tuesday, July 8th at 1:00 pm.
The UV index forecast for Tuesday, July 8th in St. Johns, AZ is below.
| Time | UV Index | Risk |
|---|---|---|
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0.2 |
Low |
| 7am | 0.8 |
Low |
| 8am | 2.3 |
Low |
| 9am | 4.8 |
Moderate |
| 10am | 7.8 |
High |
| 11am | 10.5 |
Very High |
| 12pm | 12.1 |
Extreme |
| 1pm | 12.2 |
Extreme |
| 2pm | 10.5 |
Very High |
| 3pm | 7.9 |
High |
| 4pm | 4.9 |
Moderate |
| 5pm | 2.3 |
Low |
| 6pm | 0.8 |
Low |
| 7pm | 0.1 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Wednesday, July 9th in St. Johns, 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 | 0.1 |
Low |
| 7am | 0.8 |
Low |
| 8am | 2.3 |
Low |
| 9am | 4.7 |
Moderate |
| 10am | 7.6 |
High |
| 11am | 10.1 |
Very High |
| 12pm | 11.6 |
Extreme |
| 1pm | 12 |
Extreme |
| 2pm | 10.5 |
Very High |
| 3pm | 7.8 |
High |
| 4pm | 4.8 |
Moderate |
| 5pm | 2.3 |
Low |
| 6pm | 0.8 |
Low |
| 7pm | 0.1 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Thursday, July 10th in St. Johns, 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 |