Last updated: June 2, 2025
In Brejo da Madre de Deus, Brazil, being aware of the UV Index is crucial for protecting your skin from harmful effects of sun exposure. With peak UV levels reaching 11 during midday, understanding these fluctuations can help you prevent sunburn and maintain overall skin health. The region's tropical climate brings intense sunlight, especially between 10 AM and 2 PM, heightening the risk of UV-related skin damage. By monitoring the UV Index, residents and visitors can enjoy the beautiful outdoors while safeguarding their skin against potential harm. Stay informed and keep your skin safe!
As the sun rises and begins to assert its strength, the UV Index increases rapidly throughout the morning. At 7:00 AM, it starts at a modest 2, but by 9:00 AM, it leaps to a notable 7. The peak intensity hits high noon, with 11 at both 11:00 AM and 12:00 PM, indicating a critical time for sun safety. After that, the index begins to drop, falling to 6 by 2:00 PM and further declining toward the evening, finally reaching 0 by 7:00 PM. This data starkly illustrates the importance of sun protection during the midday hours when UV exposure is at its most dangerous.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 45 min |
| 08:00 | 4 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 10 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 11 | 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 |
Throughout the year, the UV Index remains alarmingly high, with extreme levels recorded from January to April, consistently at 15, indicating a burn time of just 10 minutes. This pattern of high UV exposure continues into November and December, where the Index also reaches 15. May and August see a slight drop to 12, while June and July maintain an Index of 11. Though still categorized as extreme, September and October present marginally lower indexes of 14. Given these conditions, it is crucial for both visitors and residents to take precautions throughout the year. Sunscreen with high SPF, protective clothing, and minimizing sun exposure during peak hours are essential measures to avoid serious skin damage. Stay informed and protect your skin!
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 |
| Brejo da Madre de Deus | 15 | 15 | 15 | 15 | 12 | 11 | 11 | 12 | 14 | 14 | 15 | 15 |