Last updated: June 2, 2025
Understanding the UV Index in Puerto Cisnes, Chile, is crucial for safeguarding your skin health and preventing sunburn, especially as the sun's rays can impact everyone differently. The region's cool maritime climate (Cfc) belies the potential risks associated with UV exposure, particularly during midday when levels peak at 2. By staying informed about UV levels throughout the day, residents and visitors alike can take proactive measures to enjoy the stunning landscapes without the threat of skin damage. Whether you're exploring the beautiful coastline or enjoying outdoor activities, awareness of the UV Index can make all the difference in maintaining healthy skin.
The UV Index data reveals a gradual increase in sun intensity throughout the morning, starting from a safe 0 at 07:00 and 08:00. As the day progresses, the index reaches its peak of 2 during midday, specifically at 11:00, 12:00, 13:00, and 14:00—a time when sun protection is advisable. After this peak, the UV levels gently decline to 1 by 15:00 and remain steady until 17:00, before dropping back to 0 in the evening hours at 18:00 and 19:00. This data underscores the importance of being sun-smart during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 0 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 1 | low | 45 min |
| 11:00 | 2 | low | 45 min |
| 12:00 | 2 | low | 45 min |
| 13:00 | 2 | low | 45 min |
| 14:00 | 2 | low | 45 min |
| 15:00 | 1 | low | 45 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 |
Throughout the year, UV exposure varies significantly, with the highest risk typically occurring during the extreme exposure months of January, February, November, and December, each with a UV Index of 13-12 and a burn time of just 10 minutes. As we move into March, the UV Index decreases to 8 (very high), allowing for a slightly longer burn time of 15 minutes. From April to August, the UV Index ranges from 5 to 4 (moderate), offering burn times between 30 to 45 minutes. However, September sees a return to the high exposure category at UV Index 6, with a burn time of 25 minutes, followed by October, where the UV Index rises to 9 again (very high). To ensure safety, visitors and residents are strongly advised to take necessary sun protection measures, particularly during the extreme and very high months, by wearing sunscreen, protective clothing, and seeking shade whenever possible.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Puerto Cisnes | 13 | 11 | 8 | 5 | 3 | 2 | 3 | 4 | 6 | 9 | 12 | 13 |
| 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 |