Last updated: May 3, 2025
In Feira Nova, Brazil, being aware of the UV Index is essential for protecting your skin and health. The UV Index indicates the strength of ultraviolet radiation on a given day, allowing residents to make informed decisions about sun exposure. With peak UV levels reaching as high as 12 around midday, understanding these levels is crucial for preventing sunburn and long-term skin damage. Feira Nova’s climate, characterized by strong sunlight, amplifies the importance of monitoring UV risks throughout the day. By staying informed, you can enjoy the outdoors safely while safeguarding your skin health.
The UV Index throughout the day reveals a striking evolution in sun exposure, with maximum levels peaking at 12 around noon. Starting from a mild 2 at 7:00 AM, the index builds steadily, reaching 8 by 9:00 AM as the morning sun intensifies. Just after 10:00 AM, the UV Index surges to its highest point of 11, maintaining an extreme 12 from 11:00 AM to 12:00 PM—the perfect time for sun protection! As the afternoon unfolds, the index begins to drop, falling to 9 by 1:00 PM, then gently easing to 6 at 2:00 PM and finally tapering off to 3 by 3:00 PM. As evening approaches, the UV exposure significantly diminishes, with readings of 1 at 4:00 PM and 5:00 PM, and finally hitting 0 by 6:00 PM, ensuring a safe end to the sun-soaked day. Remember to stay protected during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 8 | very high | 15 min |
| 10:00 | 11 | extreme | 10 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 3 | moderate | 30 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 |
The UV Index throughout the year displays extreme levels, particularly from January through November, with values consistently between 12 and 15, indicating a high risk of harm from unprotected sun exposure. Notably, the highest UV Index occurs in March at 15, closely followed by February and April at 14. Visitors and residents should take special care during these high-risk months and consistently throughout the year, ensuring they wear appropriate sun protection, including sunscreen, hats, and UV-protective clothing. With a burn time of only 10 minutes, it is crucial to limit sun exposure, especially during midday when UV radiation is at its peak.
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 |
| Feira Nova | 14 | 14 | 15 | 14 | 12 | 11 | 11 | 12 | 13 | 13 | 14 | 14 |