Last updated: May 3, 2025
In Llaillay, Chile, being aware of the UV Index is crucial for safeguarding your skin against harmful ultraviolet radiation. Understanding UV levels is vital for preventing sunburn and maintaining overall skin health, especially in a region where the climate is characterized by mild summers and cool winters (Csb climate zone). With peak UV exposure typically occurring between 11 AM and 1 PM, when the index reaches 5, residents and visitors alike must take proactive measures to protect themselves. By monitoring the UV Index, you can enjoy outdoor activities while minimizing risks associated with excessive sun exposure.
The UV Index for today paints a story of a steadily rising sun, reaching its peak in the early afternoon. Starting at 0 at 7 AM, the index climbs cautiously to 1 by 8 AM and remains at this level until 10 AM. As the day progresses, the UV intensity spikes to 4 by 11 AM and reaches its maximum of 5 at both 12 PM and 1 PM, urging sunseekers to apply that sunscreen! The afternoon sees a gradual decline, with the UV Index dipping back to 4 at 2 PM, then 3 at 3 PM, falling further to 2 by 4 PM. As evening approaches, the UV levels drop to 1 by 5 PM, finally settling back to 0 as the sun sets. Stay sun-safe during those peak hours!
| 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 | 3 | moderate | 30 min |
| 11:00 | 4 | moderate | 30 min |
| 12:00 | 5 | moderate | 30 min |
| 13:00 | 5 | moderate | 30 min |
| 14:00 | 4 | moderate | 30 min |
| 15:00 | 3 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal fluctuations, with extreme UV exposure occurring from January to March, where the index peaks at 14 in January and December. Visitors and residents should exercise caution during these months, as the burn time is as little as 10 minutes. The UV Index remains high in April, with a value of 8, before dropping to a moderate level of 5 in May and 4 from June to July. As summer wanes into August, the UV Index rises again to 6, prompting a high risk label, before returning to very high levels of 8 in September. The year closes with another spike in UV exposure, notably in October and November, where the index reaches 12, emphasizing the need for protective measures during these extreme periods. To safeguard against UV exposure, it's advisable for everyone to apply sunscreen and wear protective clothing, especially during the high-risk months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Santiago UVI | 14 | 12 | 11 | 7 | 5 | 3 | 4 | 6 | 8 | 11 | 12 | 14 |
| Llaillay | 14 | 13 | 11 | 8 | 5 | 4 | 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 |