0 (Low)
Last Updated 19 minutes ago
The hourly Vacaville, CA UV Index forecast for Tuesday, July 1st, 2025.
Last Updated 10 hours ago
The UV index forecast for the next five days in Vacaville, CA has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Vacaville over the next five days will be 10.4 on Thursday, July 3rd at 1:00 pm.
The UV index forecast for Tuesday, July 1st in Vacaville, CA is below.
| Time | UV Index | Risk |
|---|---|---|
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Wednesday, July 2nd in Vacaville, 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 | 1.2 |
Low |
| 9am | 2.7 |
Low |
| 10am | 4.8 |
Moderate |
| 11am | 7.2 |
High |
| 12pm | 9.1 |
Very High |
| 1pm | 9.9 |
Very High |
| 2pm | 9.3 |
Very High |
| 3pm | 7.8 |
High |
| 4pm | 5.6 |
Moderate |
| 5pm | 3.3 |
Moderate |
| 6pm | 1.6 |
Low |
| 7pm | 0.5 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Thursday, July 3rd in Vacaville, 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 | 1.2 |
Low |
| 9am | 2.9 |
Low |
| 10am | 5.3 |
Moderate |
| 11am | 7.7 |
High |
| 12pm | 9.6 |
Very High |
| 1pm | 10.4 |
Very High |
| 2pm | 10 |
Very High |
| 3pm | 8.3 |
Very High |
| 4pm | 5.9 |
Moderate |
| 5pm | 3.4 |
Moderate |
| 6pm | 1.5 |
Low |
| 7pm | 0.5 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Friday, July 4th in Vacaville, 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 | 0.3 |
Low |
| 8am | 1 |
Low |
| 9am | 2.5 |
Low |
| 10am | 4.5 |
Moderate |
| 11am | 6.7 |
High |
| 12pm | 8.4 |
Very High |
| 1pm | 9.2 |
Very High |
| 2pm | 8.8 |
Very High |
| 3pm | 7.3 |
High |
| 4pm | 5.3 |
Moderate |
| 5pm | 3.1 |
Moderate |
| 6pm | 1.5 |
Low |
| 7pm | 0.5 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Saturday, July 5th in Vacaville, 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 |