0.1 (Low)
Last Updated 12 minutes ago
The hourly Topanga, CA UV Index forecast for Thursday, August 21st, 2025.
Last Updated 1 day ago
The UV index forecast for the next five days in Topanga, CA has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Topanga over the next five days will be 9.5 on Friday, August 22nd at 1:00 pm.
The UV index forecast for Thursday, August 21st in Topanga, CA is below.
| Time | UV Index | Risk |
|---|---|---|
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Friday, August 22nd in Topanga, 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 | 0.2 |
Low |
| 8am | 0.8 |
Low |
| 9am | 2.3 |
Low |
| 10am | 4.6 |
Moderate |
| 11am | 7 |
High |
| 12pm | 8.9 |
Very High |
| 1pm | 9.5 |
Very High |
| 2pm | 8.6 |
Very High |
| 3pm | 6.5 |
High |
| 4pm | 4 |
Moderate |
| 5pm | 1.9 |
Low |
| 6pm | 0.7 |
Low |
| 7pm | 0.1 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Saturday, August 23rd in Topanga, 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 | 0.2 |
Low |
| 8am | 0.8 |
Low |
| 9am | 2.4 |
Low |
| 10am | 4.6 |
Moderate |
| 11am | 7.1 |
High |
| 12pm | 8.8 |
Very High |
| 1pm | 7.3 |
High |
| 2pm | 4.2 |
Moderate |
| 3pm | 6.8 |
High |
| 4pm | 4.2 |
Moderate |
| 5pm | 2 |
Low |
| 6pm | 0.7 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Sunday, August 24th in Topanga, 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 |