Last updated: May 3, 2025
In Sidrolandia, Brazil, awareness of the UV Index is essential for safeguarding your skin from harmful sun exposure. Understanding UV levels helps in preventing sunburn and promoting overall skin health, especially in a region characterized by a warm climate where UV radiation can reach significant levels. During the peak hours between 10 AM and 2 PM, the UV Index often rises to 8, indicating a high risk of harm from unprotected sun exposure. With this knowledge, residents can take proactive measures to enjoy the sun safely while minimizing the risks associated with intense UV radiation.
The UV Index begins its day at a low 1 at 07:00, gradually rising as the sun climbs higher. By 09:00, it reaches a moderate 5, signaling increased sun exposure risk. The peak intensity occurs between 11:00 and 12:00, with the UV Index reaching a maximum of 8—a reminder to seek shade and protect your skin! As the afternoon progresses, the index dips to 7 at 13:00 and then decreases further to 5 at 14:00. A gentle decline continues into the evening, with values falling to 2 by 15:00 and eventually 0 as the sun sets around 19:00. Stay mindful of these changes to ensure your safety under the sun!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 7 | 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 | 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, UV index levels exhibit notable seasonal fluctuations, with January through April showcasing extreme exposure levels, where the UV index hovers between 12 and 16 and the burn time is just 10 minutes. As spring turns to summer, May to August features high levels of UV, dropping to very high and high categories, allowing for slightly longer burn times of 15 to 25 minutes. However, caution remains essential, especially in September and October, where UV indices spike back to extreme, ensuring a 10-minute burn time. The extremes persist in November and December, reminding residents and visitors that the risk of UV exposure stays high year-round. It is crucial for everyone to take protective measures, such as wearing sunscreen, protective clothing, and seeking shade during peak sunlight hours, especially from January to April and again in September to November.
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 |
| Sidrolandia | 16 | 15 | 13 | 12 | 8 | 7 | 8 | 10 | 11 | 14 | 15 | 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 |