Last updated: July 2, 2025
Understanding the UV Index is essential for residents and visitors of Brasilia de Minas, Brazil, a region known for its warm climate and abundant sunshine. With UV levels peaking at 9 during midday hours, being aware of these readings is crucial for preventing sunburn and protecting overall skin health. Prolonged exposure to high UV levels can lead to serious skin damage, emphasizing the need for vigilance, especially in this Aw climate zone. By monitoring the UV Index, you can enjoy the beautiful Brazilian sun safely and minimize potential risks to your skin.
The UV Index throughout the day presents an intriguing pattern. Starting with a modest 1 at 07:00, it gradually rises, reaching 2 by 08:00. The intensity peaks sharply between 10:00 and 13:00, where it maintains a high level of 9, signaling potential harm from unprotected sun exposure. As the afternoon progresses, the index declines, dropping to 6 at 14:00 and sliding down further to 4 by 15:00. The evening brings relief with the UV level decreasing to 1 at 17:00, and finally settling at 0 by 18:00 and beyond. This data highlights the importance of sun safety during those key hours when UV radiation is at its strongest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 9 | 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 |
The UV Index shows significant seasonal changes, with the highest levels occurring during the winter months, specifically from January to April, where the index fluctuates between 14 to 16 and is categorized as extreme, allowing for a burn time of just 10 minutes. August and September also exhibit high UV levels, ranging from 12 to 13, categorized as extreme, with similar short burn times. The high-risk months for sun exposure are January, February, March, April, August, September, October, and November. Visitors and residents should take precautionary measures throughout the year, especially during these months, by wearing protective clothing, applying broad-spectrum sunscreen, and limiting sun exposure during peak hours to minimize the risk of sunburn and long-term 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 |
| Brasilia de Minas | 16 | 15 | 14 | 13 | 10 | 9 | 9 | 12 | 13 | 14 | 15 | 16 |
| Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |