Last updated: June 2, 2025
Staying informed about the UV Index is essential for residents and visitors of Vitoria, Brazil, as it plays a crucial role in safeguarding your skin health. Understanding UV levels helps prevent sunburn and long-term skin damage, allowing you to enjoy Vitoria’s beautiful, sun-soaked beaches without worry. Nestled in a tropical climate, Vitoria often experiences high UV exposure, particularly between 10 AM and 2 PM, when the UV Index can peak at 7—a level that signifies a high risk of harm from unprotected sun exposure. By being aware of the UV Index, you can take proactive measures to protect your skin while enjoying all that this vibrant city has to offer.
The UV Index throughout the day offers a clear picture of sun intensity and safety. Starting off at a gentle 1 at 7:00 AM, it gradually rises, reaching a moderate 4 by 9:00 AM. The sun's rays peak sharply at 11:00 AM and 12:00 PM with a maximum intensity of 7, indicating a heightened risk for unprotected skin. As the afternoon unfolds, the index dips to 6 at 1:00 PM, before sliding down to 4 at 2:00 PM. By late afternoon, the UV levels decrease significantly, dropping to 2 by 3:00 PM and further to 1 by 4:00 PM, fading to 0 by 6:00 PM. It's clear: the sun demands respect during peak hours, while evening offers a safe retreat from harmful 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 | 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 |
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 |
| Vitoria | 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 |