Last updated: June 2, 2025
In Padre Bernardo, Brazil, staying informed about the UV Index is crucial for protecting your skin from the harmful effects of ultraviolet radiation. Understanding UV levels helps prevent sunburn and promotes long-term skin health, particularly important in this tropical climate where UV exposure can peak significantly. During the hottest hours, especially around noon, the UV Index can soar to a striking 9, indicating a high risk of harm from unprotected sun exposure. With this knowledge, residents and visitors alike can take proactive steps to enjoy the beautiful Brazilian sun safely while minimizing risks.
The UV Index for the day starts off low, with a maximum of 1 at 07:00 and 08:00, providing a gentle introduction to sunlight. As the morning progresses, it climbs gradually, peaking at 9 around 12:00, marking the sun's fierce midday intensity. The index remains high at 8 from 11:00 to 13:00, urging outdoor enthusiasts to seek shade and apply sunscreen. However, by the afternoon, the UV Index begins to taper off, declining to 4 at 15:00 and dropping further to 1 by 17:00, before finally hitting 0 in the evening. This fluctuation highlights the importance of being sun-smart, especially during those critical midday hours when UV exposure can be most damaging.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 6 | high | 25 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 |
Throughout the year, significant fluctuations in the UV Index reflect the importance of sun safety for visitors and residents. The UV Index peaks during the winter months with an extreme exposure category, particularly in January and December, where values reach 16, indicating a burn time of just 10 minutes. February through April also maintains a high UV level, remaining at 15 to 13. May marks a slight decrease to 11, while June and July introduce a very high category with UV Index values of 9 and 10, allowing for a burn time of 15 minutes. However, the extreme level returns in August to October with values consistently around 12 to 15. As such, for optimal sun protection, it is crucial to limit exposure during high-risk months, particularly from January to April and again from August to October. Residents and visitors should proactively apply sunscreen, wear protective clothing, and seek shade, especially during peak sun hours, to mitigate the risks of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rio de Janeiro UVI | 15 | 14 | 13 | 10 | 7 | 6 | 7 | 9 | 11 | 12 | 13 | 15 |
| Sao Paulo UVI | 16 | 15 | 12 | 11 | 8 | 6 | 7 | 9 | 11 | 13 | 14 | 15 |
| Belo Horizonte UVI | 17 | 16 | 14 | 12 | 9 | 7 | 8 | 10 | 12 | 13 | 14 | 16 |
| Salvador UVI | 14 | 14 | 14 | 13 | 10 | 9 | 9 | 12 | 12 | 15 | 15 | 14 |
| Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |
| Padre Bernardo | 16 | 15 | 15 | 13 | 11 | 9 | 10 | 12 | 14 | 15 | 15 | 16 |