Last updated: May 3, 2025
In Sao Luis do Quitunde, Brazil, being aware of the UV Index is crucial for protecting your skin from harmful ultraviolet rays. Understanding the UV levels throughout the day helps residents and visitors alike to prevent sunburn and safeguard their long-term skin health. With its tropical climate, this picturesque destination experiences high UV exposure, particularly between 10 AM and 1 PM, where the UV Index peaks at 12. Stay informed to enjoy the sun safely and make the most of your time in this vibrant coastal town!
The UV Index shows a dramatic rise throughout the morning and peaks around 11:00 AM at a striking 12, indicating a high risk of harm from unprotected sun exposure. By 10:00 AM, the index reaches 10, emphasizing the need for sun protection during this timeframe. However, as the afternoon progresses, the UV levels begin to decline, descending to 5 by 2:00 PM and further dropping to 1 by 4:00 PM, before plummeting to 0 after 6:00 PM. For those planning outdoor activities, it’s essential to stay vigilant and protect your skin, especially between 10:00 AM and 2:00 PM, when the sun's rays are at their strongest. Stay safe and enjoy the sun wisely!
| 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 | 12 | extreme | 10 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 9 | very high | 15 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 |
Throughout the year, the UV Index remains significantly high, indicating extreme levels of ultraviolet radiation for most months. From January to April, the UV Index consistently reaches 14, resulting in a burn time of just 10 minutes—a clear indicator of high risk for sunburn. This extreme exposure continues into May with a slight decrease to 12, but it maintains an extreme level. June sees a minor dip to 11, followed by July at 10, where the category shifts to very high and burn time extends to 15 minutes. August and September revert back to extreme levels with UV indexes of 12 and 13 respectively, and burn times returning to 10 minutes. Notably, November peaks at 15, thus remaining extremely high, while December returns to 14. Visitors and residents should take precautionary measures, especially from January to April and again in November, by seeking shade, wearing protective clothing, and applying sunscreen to minimize the risk of harmful UV exposure.
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 |
| Sao Luis do Quitunde | 14 | 14 | 14 | 14 | 12 | 11 | 10 | 12 | 13 | 13 | 15 | 14 |
| Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |