Last updated: May 3, 2025
In Subtanjalla, Peru, staying informed about the UV Index is crucial for protecting your skin against the sun’s harmful rays. Understanding UV levels helps in sunburn prevention and promotes overall skin health, allowing you to enjoy the vibrant outdoors safely. With a BWk climate, Subtanjalla experiences significant sunlight exposure, particularly between 10:00 AM and 2:00 PM, when UV Index values soar to a striking 12. By being aware of the UV Index, you can take proactive measures to shield yourself from potential risks and embrace the sun responsibly.
The UV Index today illustrates a dramatic rise in solar intensity as the morning unfolds. Starting from a mild 1 at 07:00, it quickly escalates to a moderate 5 by 09:00. By 11:00, we reach a peak of 11, indicating high levels of ultraviolet radiation—perfect for sunscreen application and protective gear. Just an hour later, the index hits its highest point at a 12 by noon, before gradually declining to 4 by 15:00. As the afternoon wanes, UV levels dip to 2 by 16:00 and drop off completely by 18:00, giving way to a safe and cool evening with values returning to 0. In this quick snapshot, it's clear that the midday sun demands caution, while the late hours offer a refreshing reprieve.
| 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 | 8 | very high | 15 min |
| 15:00 | 4 | 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 |
The UV Index exhibits significant seasonal variation, with extremely high levels persisting throughout the year. From January to March, the UV Index remains at 16, indicating an extreme risk of harm from unprotected sun exposure, with a burn time of just 10 minutes. In April and May, while the Index decreases slightly to 14 and 12, respectively, the risk remains within the extreme category, still demanding vigilance. The summer months see a marginal drop in June to 10 (very high) before rising back to high levels in July and August. September returns to an Index of 14, and the levels peak again in November at 17. Given this data, it is crucial for visitors and residents to take appropriate sun safety measures, especially during these high-risk months. Always wear sunscreen, protective clothing, and seek shade whenever possible, particularly during midday hours, to minimize risk of 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 |
| 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 |
| Subtanjalla | 16 | 16 | 16 | 14 | 12 | 10 | 11 | 12 | 14 | 16 | 17 | 16 |
| Arequipa UVI | 18 | 17 | 17 | 15 | 12 | 10 | 11 | 13 | 15 | 17 | 18 | 17 |