10.2 (Very High)
Last Updated 11 minutes ago
The hourly St. Johns, AZ UV Index forecast for Sunday, July 6th, 2025.
Last Updated 3 hours ago
The UV index forecast for the next five days in St. Johns, AZ has 4 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 Sunday, July 6th in St. Johns, AZ is below.
| Time | UV Index | Risk |
|---|---|---|
| 3pm | 7.6 |
High |
| 4pm | 4.7 |
Moderate |
| 5pm | 2.3 |
Low |
| 6pm | 0.8 |
Low |
| 7pm | 0.2 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Monday, July 7th 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 | 0.2 |
Low |
| 7am | 0.8 |
Low |
| 8am | 2.3 |
Low |
| 9am | 4.7 |
Moderate |
| 10am | 7.7 |
High |
| 11am | 10.4 |
Very High |
| 12pm | 12 |
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 | 0.2 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Tuesday, July 8th 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 | 0.2 |
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 |