Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Sao Jose de Ribamar, Brazil, especially given its tropical Aw climate that typically brings vibrant sunshine throughout the year. Monitoring UV levels is essential not just for preventing painful sunburns, but also for maintaining overall skin health and reducing long-term risks associated with solar exposure. With peak UV readings soaring to 13 from 11:00 AM to 1:00 PM, it’s vital to stay informed and take appropriate precautions to safeguard your skin. Whether you're enjoying a day at the beach or exploring the local flora, recognizing the UV risks can help you fully embrace the beauty of Sao Jose de Ribamar while staying protected.
The UV Index peaks spectacularly throughout the morning and early afternoon, making sun safety a top priority. Starting at a modest 1 at 07:00, it quickly escalates to 3 by 08:00. As the sun climbs higher, the index surges to 7 at 09:00 and reaches its zenith, 13, by both 11:00 and 12:00. This intense mid-day exposure signals outdoor enthusiasts to exercise caution and apply sunscreen diligently. The index begins to taper off after 13:00, descending to 9 by 14:00 and falling to 5 at 15:00. As we transition into the late afternoon and evening, the UV Index plummets, dropping to 2 at 16:00, and finally sinking to 0 by 18:00, making the later hours safe for evening outings. Keep this hourly forecast in mind to protect your skin and enjoy the sun responsibly!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 10 | very high | 15 min |
| 11:00 | 13 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index remains notably high throughout the year, with extreme exposure levels observed consistently from January to December. The months of February through March see the highest values, peaking at 16 in March, indicating a significant risk for sunburn with a burn time of just 10 minutes. While June and July slightly decrease to 12 and 11, respectively, they still maintain an extreme risk category. Visitors and residents should remain vigilant, especially during these months, and take precautionary measures such as wearing protective clothing, applying sunscreen, and seeking shade to mitigate potential sunburn and long-term skin damage. It is essential to prioritize sun safety year-round due to the persistent high UV Index in the region.
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 |
| Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |
| Sao Jose de Ribamar | 14 | 14 | 16 | 15 | 13 | 12 | 11 | 13 | 13 | 13 | 13 | 13 |