Last updated: July 2, 2025
In Vila Velha, Brazil, staying informed about the UV Index is crucial for maintaining skin health and preventing sunburn. With a tropical climate characterized by a mix of warm temperatures and high humidity, residents and visitors alike should be aware of fluctuating UV levels throughout the day. For instance, the UV Index peaks around 11:00 AM and 12:00 PM, reaching levels of 8, indicating a very high risk of harm from unprotected sun exposure. Understanding these levels can help you make informed decisions on sun protection strategies—such as seeking shade, applying sunscreen, and wearing protective clothing—especially during the hottest hours, where UV risk significantly increases. Prioritizing UV awareness in Vila Velha is not just about comfort; it's essential for preserving long-term skin health.
As the sun rises, the UV Index begins its ascent, starting at a gentle 1 by 7:00 AM. By 8:00 AM, it nudges up to 2, signaling a mild increase in UV exposure. The intensity heats up quickly, reaching a moderate 4 by 9:00 AM, before hitting its peak of 8 from 11:00 AM to 12:00 PM. This is the prime time for sun safety awareness! After noon, the UV Index gradually declines; by 3:00 PM, it recedes to 3, and as the day wanes, it drops significantly to 1 by 4:00 PM. By evening, UV levels have diminished, reaching 0 by 6:00 PM, offering a reprieve from the sun’s rays.
| 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 | 6 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 5 | moderate | 30 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 exhibits significant seasonal variations, with extreme levels prevalent from January through April and again in September through November, where the index consistently reaches values between 13-15, indicating a burn time of just 10 minutes. The months of May through August experience a slight decrease, though they still present very high levels of UV exposure, particularly in May and July. Notably, April and September are key transition months that also require caution due to their extreme UV ratings. Visitors and residents are strongly advised to take protective measures, especially during high-risk months of January, February, March, April, September, October, November, and December, by wearing sunscreen, protective clothing, and limiting sun exposure during peak hours to minimize 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 |
| Vila Velha | 15 | 14 | 13 | 11 | 8 | 7 | 8 | 10 | 12 | 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 |