Last updated: May 3, 2025
Understanding the UV Index is crucial for the health and safety of residents in Arauco, Chile. With the region's Csb climate, where cool coastal influences can vary UV exposure, it's vital to know the daily UV levels to prevent sunburn and protect skin health. High UV Index readings, particularly from 11:00 AM to 1:00 PM when levels peak at 5, pose significant risks for skin damage. By staying informed about the UV Index, Arauco's residents can take proactive measures to enjoy the sun safely while minimizing risks to their skin.
Today’s UV Index presents an interesting pattern throughout the day. Starting at 07:00 AM, the UV Index is at a safe 0, with low intensity. As the sun rises higher, we see a gradual increase, reaching 1 by 08:00 and 09:00, indicating a minimal risk for sun exposure. By 10:00, the index ticks up to 2, and it really begins to heat up at 11:00 AM with a 3. The peak UV Index arrives at 12:00 PM, soaring to 4, marking a moderate risk. The highest exposure occurs between 1:00 PM and 2:00 PM, with a maximum of 5 at 1:00 PM, cautioning sun worshippers to protect their skin. As the afternoon continues, we see a gradual decline, with the index falling back to 3 by 3:00 PM and tapering to 0 by 7:00 PM. Overall, it’s a day that calls for sunscreen during 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 | 2 | low | 45 min |
| 11:00 | 3 | moderate | 30 min |
| 12:00 | 4 | 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 exposure varies significantly, with the highest risk months occurring between January and March, where the UV Index reaches extreme levels of 14 in January and December and 13 in February and November. These conditions suggest a burn time of only 10 minutes, making it crucial for visitors and residents to take precautionary measures during these periods. In March, the UV Index drops slightly to 10, still classified as very high, which means a burn time of 15 minutes. As the seasons transition, UV levels decrease to moderate levels from June to August, with burn times of 30 minutes. However, caution is still advised, especially in early fall and late spring when UV radiation can intensify again, peaking at 10 in October and 7 in September. To protect against skin damage, it is essential to wear sunscreen, protective clothing, and seek shade during peak UV times, particularly from January to March and during transitional months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Arauco | 14 | 13 | 10 | 7 | 5 | 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 |