Last updated: July 2, 2025
In La Caleta Culebras, Peru, understanding the UV Index is crucial for safeguarding your skin and overall health. With the region's BSh climate, residents and visitors alike experience strong sun exposure, particularly during midday hours when UV levels soar to a maximum of 10. Awareness of these UV levels is vital for sunburn prevention, skin damage mitigation, and long-term health, ensuring you enjoy the beautiful beaches without the risk of harmful effects. By keeping an eye on the UV Index, you can make informed decisions about sun protection and enjoy your time under the Peruvian sun safely.
The UV Index throughout the day paints a vivid picture of sun intensity. Early risers will feel minimal exposure, with a low of 1 at 07:00, gently climbing to 2 by 08:00. As the sun reaches its peak, the index skyrockets to a staggering 10 during the lunch hours at 12:00 and 13:00, indicating very high UV levels that demand protection. Following this zenith, the numbers begin to dwindle, descending to 8 at 14:00 and tapering off to 5 by 15:00. As evening settles in, the UV Index gracefully declines to 1 by 17:00 and finally drops to 0 at 19:00, marking the end of a sunlit day. Stay safe and enjoy the sunshine, but don’t forget those essential sun care practices during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index exhibits significant fluctuations, with the highest values observed during the winter months. January to March consistently records extreme levels, reaching a peak of 15 in March, while November similarly remains high at 14. The months of April and May show slightly lowered indices, though classified as extreme as well. During the summer, June and July see a very high index of 10, increasing again to extreme in August with 11. The transition into fall maintains elevated levels, particularly in September and October, both classified as extreme. Residents and visitors should take precautions during these high-risk months, especially from January through March and November, where a burn time of only 10 minutes can lead to serious skin damage. Always wear protective clothing, use broad-spectrum sunscreen, and seek shade during peak hours to ensure your safety from harmful UV exposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Callao UVI | 14 | 14 | 14 | 12 | 10 | 9 | 10 | 11 | 12 | 13 | 14 | 13 |
| Lima UVI | 14 | 14 | 14 | 12 | 10 | 9 | 10 | 11 | 12 | 13 | 14 | 13 |
| La Caleta Culebras | 14 | 14 | 15 | 13 | 11 | 10 | 10 | 11 | 12 | 13 | 14 | 13 |
| Trujillo UVI | 15 | 15 | 15 | 14 | 12 | 11 | 11 | 11 | 13 | 14 | 14 | 14 |
| Chiclayo UVI | 14 | 15 | 15 | 14 | 13 | 11 | 11 | 12 | 15 | 14 | 14 | 13 |
| Arequipa UVI | 18 | 17 | 17 | 15 | 12 | 10 | 11 | 13 | 15 | 17 | 18 | 17 |