5 (Moderate)
Last Updated 38 minutes ago
The hourly Isla Vista, CA UV Index forecast for Thursday, October 23rd, 2025.
Last Updated 2 hours ago
The UV index forecast for the next five days in Isla Vista, CA has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Isla Vista over the next five days will be 5.2 on Friday, October 24th at 1:00 pm.
The UV index forecast for Thursday, October 23rd in Isla Vista, CA is below.
| Time | UV Index | Risk |
|---|---|---|
| 2pm | 4.6 |
Moderate |
| 3pm | 3.3 |
Moderate |
| 4pm | 1.8 |
Low |
| 5pm | 0.6 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Friday, October 24th in Isla 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 |
Low |
| 8am | 0 |
Low |
| 9am | 0.7 |
Low |
| 10am | 1.8 |
Low |
| 11am | 3.4 |
Moderate |
| 12pm | 4.7 |
Moderate |
| 1pm | 5.2 |
Moderate |
| 2pm | 4.7 |
Moderate |
| 3pm | 3.4 |
Moderate |
| 4pm | 1.8 |
Low |
| 5pm | 0.6 |
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, October 25th in Isla 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 |
Low |
| 8am | 0 |
Low |
| 9am | 0.6 |
Low |
| 10am | 1.8 |
Low |
| 11am | 3.3 |
Moderate |
| 12pm | 4.3 |
Moderate |
| 1pm | 4.8 |
Moderate |
| 2pm | 4.4 |
Moderate |
| 3pm | 3.2 |
Moderate |
| 4pm | 1.8 |
Low |
| 5pm | 0.6 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Sunday, October 26th in Isla 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 |
Low |
| 8am | 0 |
Low |
| 9am | 0.6 |
Low |
| 10am | 1.8 |
Low |
| 11am | 3.3 |
Moderate |
| 12pm | 4.6 |
Moderate |
| 1pm | 5.2 |
Moderate |
| 2pm | 4.6 |
Moderate |
| 3pm | 3.4 |
Moderate |
| 4pm | 1.8 |
Low |
| 5pm | 0.6 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Monday, October 27th in Isla 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 |