Last updated: June 2, 2025
Understanding the UV Index is essential for residents and visitors in Conselheiro Lafaiete, Brazil, where the climate can present notable sun exposure risks. With UV levels peaking in the late morning and early afternoon—reaching a maximum of 7 around noon—awareness of these fluctuations is crucial for sunburn prevention and maintaining overall skin health. Embracing this knowledge allows you to enjoy the beautiful, sunny days in Conselheiro Lafaiete while safeguarding your skin from harmful UV rays. Stay informed and protect yourself as you navigate the vibrant outdoor lifestyle that this charming city has to offer!
The UV Index data paints a clear picture of how exposure to ultraviolet rays varies throughout the day. Starting at a low level of 1 at 07:00, the index gradually climbs to peak at 7 from 11:00 to 12:00, indicating the times when sun protection is most crucial. As the afternoon progresses, the index dips to 6 at 13:00, then gently declines to 4 by 14:00. The evening hours see a significant drop, with values falling to 2 at 15:00 and retreating to 1 at 16:00. By nightfall, the UV Index drops to 0 from 18:00 onward, signalling a safe time for outdoor activities without the need for sun protection. Enjoy the sunshine, but be mindful of the peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 4 | moderate | 30 min |
| 15:00 | 2 | low | 45 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 experiences significant fluctuations, with extreme levels observed from January to April and again in September to November, where the burn time is a mere 10 minutes. The highest risk months are January, February, and December, with indices peaking at 17 during January and 16 in December. From May to August, while the indices remain high, they moderate to very high, allowing for slightly longer burn times of 15 to 25 minutes. Visitors and residents should take precautionary measures during these high-risk months, such as wearing protective clothing, using broad-spectrum sunscreen, and seeking shade, especially during midday hours when UV exposure 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 |
| Conselheiro Lafaiete | 17 | 15 | 14 | 12 | 9 | 7 | 8 | 10 | 12 | 14 | 14 | 16 |
| 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 |