Last updated: May 3, 2025
Understanding the UV Index in Los Angeles, Chile, is crucial for safeguarding your skin and overall health. As one of the most sun-soaked regions, Los Angeles experiences varying UV levels throughout the day, peaking at a 4 between 12:00 PM and 2:00 PM. Awareness of these UV levels is vital for preventing sunburn and long-term skin damage. With its mild climate (Csb) and significant sunlight exposure, residents and visitors alike should take proactive measures to enjoy the outdoors safely while minimizing the risks associated with increased UV radiation. Stay informed, protect your skin, and bask in the beauty of Los Angeles with confidence!
The UV Index throughout the day shows a gentle morning rise, starting at 0 at 07:00, then climbing to 1 by 08:00 and staying steady until it reaches 2 at 10:00. Midday brings the peak intensity, with the index soaring to 4 from 12:00 to 14:00, indicating a significant need for sun protection. As the afternoon wears on, the UV levels gradually decline, tapering back down to 1 by 16:00, before dropping to 0 after 18:00. This daily pattern highlights the importance of being mindful of UV exposure, especially between noon and early afternoon when the sun’s rays are at their strongest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 2 | low | 45 min |
| 11:00 | 3 | moderate | 30 min |
| 12:00 | 4 | moderate | 30 min |
| 13:00 | 4 | moderate | 30 min |
| 14:00 | 4 | moderate | 30 min |
| 15:00 | 3 | moderate | 30 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index demonstrates significant seasonal changes, with January and December marking the highest levels at 14, categorized as extreme and requiring just 10 minutes for potential skin burn. February and November follow closely with a UV Index of 13. March sees a notable drop to 10, remaining in the very high category with a burn time of 15 minutes. As spring approaches, April and September exhibit high levels of UV radiation at 7, with longer burn times of 25 minutes. The summer months of May, June, July, and August present moderate risks, with UV indices ranging from 4 to 5 and burn times extending to 30 minutes. As temperatures drop in October, the index climbs back to 10, reminding us of the transitioning risks. Given these fluctuations, visitors and residents are advised to prioritize sun protection, particularly from November through March, and to stay aware of changing UV levels throughout the year to safeguard their skin against harmful effects.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Los Angeles | 14 | 13 | 10 | 7 | 4 | 3 | 3 | 5 | 7 | 10 | 13 | 14 |
| Santiago UVI | 14 | 12 | 11 | 7 | 5 | 3 | 4 | 6 | 8 | 11 | 12 | 14 |
| Valparaiso UVI | 14 | 12 | 11 | 8 | 5 | 4 | 4 | 6 | 8 | 11 | 12 | 14 |
| Vina del Mar UVI | 14 | 12 | 11 | 8 | 5 | 4 | 4 | 6 | 8 | 11 | 12 | 14 |
| Puente Alto UVI | 15 | 14 | 12 | 8 | 6 | 4 | 6 | 8 | 11 | 12 | 14 | 15 |
| Antofagasta UVI | 15 | 15 | 13 | 10 | 8 | 6 | 7 | 9 | 11 | 14 | 15 | 15 |