Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors of Barranca, Peru, especially considering its climate, which features warm and sunny conditions typical of a BSh zone. Awareness of UV levels not only helps in preventing painful sunburns, but also plays a vital role in maintaining long-term skin health. With peak UV readings reaching as high as 11 during midday hours, residents should stay vigilant, taking protective measures to safeguard against potentially harmful exposure. Whether you're enjoying Barranca's beautiful coastal scenery or engaging in outdoor activities, knowing the UV Index can make all the difference in ensuring your safety under the sun.
The UV Index today reveals a dynamic pattern of sun exposure throughout the day. Starting at a gentle 1 at 07:00, it quickly ramps up as the sun rises higher, reaching a significant 4 by 09:00. The UV intensity peaks at a striking 11 around 12:00, signaling a critical risk for unprotected skin. As the afternoon progresses, the index gradually declines, settling at 2 by 16:00. By the evening, the risk diminishes to 0 by 18:00, making it a perfect time for an evening stroll. Stay protected during the peak hours! Remember to apply sunscreen and wear protective clothing to enjoy the sun safely.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 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 variation, remaining exceedingly high throughout the year, with an extreme exposure category consistently marked. The months from January to April show a peak UV Index of 15-16, indicating the most critical risk periods for skin damage due to sun exposure, with a burn time as brief as 10 minutes. As we transition into summer, the UV Index begins to stabilize, dropping slightly to a maximum of 12 in June and August, yet still necessitating caution. Notably, July has an 11 UV Index while September sees a rise back to 13. The risk remains elevated through October to December, with indices returning to 14. Residents and visitors should adhere to sun safety measures—such as wearing protective clothing, applying sunscreen regularly, and seeking shade during peak hours—to protect against harmful UV exposure, especially during these high-risk months when burn times are critically short.
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 |
| Trujillo UVI | 15 | 15 | 15 | 14 | 12 | 11 | 11 | 11 | 13 | 14 | 14 | 14 |
| Barranca | 15 | 15 | 16 | 14 | 12 | 10 | 11 | 12 | 13 | 15 | 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 |