Last updated: June 2, 2025
Understanding the UV Index in Amargosa, Brazil is crucial for protecting your skin from harmful sun exposure. With the region's typical tropical climate, residents and visitors alike need to be aware of fluctuating UV levels throughout the day, particularly during the peak hours between 10:00 AM and 2:00 PM, when the index reaches alarming heights of 8 and 9. By monitoring the UV Index, you can take essential steps to prevent sunburn and maintain better skin health, ensuring that your time in the sun is both enjoyable and safe. Stay informed and safeguard your skin against the unique UV exposure risks presented by Amargosa's bright, sunny days!
The UV Index throughout the day showcases a distinctive pattern, peaking dramatically as the sun ascends. From 7:00 AM to 8:00 AM, the index starts at a low 1, gradually climbing to a moderate 3. By 9:00 AM, the intensity rises to 5, but the real surge occurs between 10:00 AM and 12:00 PM, where it reaches a maximum of 9, indicating a high risk for sun exposure. As afternoon approaches, the UV Index begins to taper off, dropping to 5 by 2:00 PM, and further declining to 3 at 3:00 PM. The day winds down with 1 at 4:00 PM and dwindling to 0 by 6:00 PM. To ensure safety during peak hours, it's crucial to take precautions from 10:00 AM to 12:00 PM, when UV radiation is at its strongest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 8 | 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 |
The UV Index showcases significant seasonal changes, with extreme exposure levels predominating from January to April and again from August to November. The highest-risk months include January, February, March, and April, where the UV Index consistently reaches 14 to 15, resulting in a burn time of just 10 minutes. Notably, June and July present slightly lower but still concerning levels of very high exposure with a UV Index of 9 to 10 and a burn time of 15 minutes. As visitors and residents navigate these months, it is imperative to take precautions, such as wearing sunscreen, protective clothing, and seeking shade, especially during peak sunlight hours. Prioritizing sun safety is essential year-round, but particularly so during these high UV periods.
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 |
| Amargosa | 15 | 14 | 14 | 13 | 11 | 9 | 10 | 12 | 13 | 15 | 15 | 14 |
| Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |