11.2 (Extreme)
Last Updated 21 minutes ago
The hourly Vista, CA UV Index forecast for Saturday, July 5th, 2025.
Last Updated 1 hour ago
The UV index forecast for the next five days in Vista, CA has 4 days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Vista over the next five days will be 11.9 on Tuesday, July 8th at 1:00 pm.
The UV index forecast for Saturday, July 5th in Vista, CA is below.
| Time | UV Index | Risk |
|---|---|---|
| 1pm | 11.6 |
Extreme |
| 2pm | 10.5 |
Very High |
| 3pm | 8.3 |
Very High |
| 4pm | 5.5 |
Moderate |
| 5pm | 2.9 |
Low |
| 6pm | 1.1 |
Low |
| 7pm | 0.2 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Sunday, July 6th in Vista, CA 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 | 0.4 |
Low |
| 8am | 1.5 |
Low |
| 9am | 3.4 |
Moderate |
| 10am | 6 |
High |
| 11am | 8.6 |
Very High |
| 12pm | 10.4 |
Very High |
| 1pm | 11 |
Extreme |
| 2pm | 10 |
Very High |
| 3pm | 7.8 |
High |
| 4pm | 5.2 |
Moderate |
| 5pm | 2.7 |
Low |
| 6pm | 1 |
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 Vista, CA 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 | 0.4 |
Low |
| 8am | 1.5 |
Low |
| 9am | 3.5 |
Moderate |
| 10am | 6.1 |
High |
| 11am | 8.8 |
Very High |
| 12pm | 10.6 |
Very High |
| 1pm | 11.1 |
Extreme |
| 2pm | 10.2 |
Very High |
| 3pm | 8.1 |
Very High |
| 4pm | 5.4 |
Moderate |
| 5pm | 2.8 |
Low |
| 6pm | 1.1 |
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 Vista, CA 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 | 0.5 |
Low |
| 8am | 1.6 |
Low |
| 9am | 3.8 |
Moderate |
| 10am | 6.6 |
High |
| 11am | 9.3 |
Very High |
| 12pm | 11.3 |
Extreme |
| 1pm | 11.9 |
Extreme |
| 2pm | 10.8 |
Very High |
| 3pm | 8.5 |
Very High |
| 4pm | 5.6 |
Moderate |
| 5pm | 3 |
Moderate |
| 6pm | 1.2 |
Low |
| 7pm | 0.2 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Wednesday, July 9th in Vista, CA is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |