Last updated: July 2, 2025
In Porto Walter, Brazil, staying informed about the UV Index is crucial for protecting your skin and overall health. Understanding the daily UV levels helps residents and visitors alike prevent sunburn and long-term skin damage, allowing for safer outdoor activities in this beautiful region. With its tropical climate, Porto Walter experiences heightened UV exposure, especially during peak hours between 10 AM and 2 PM, when the index can soar to a staggering 11. By being aware of these levels, you can enjoy the sun while keeping your skin safe and healthy.
The UV Index today peaked dramatically in the late morning, starting from a low of 1 at 07:00 and climbing to an impressive 11 by 12:00. This intense exposure reached its zenith at 11:00, where precautions were essential as the Index hit 10. As the afternoon progressed, the UV levels began to gradually decline, dropping to 4 by 15:00 and further down to a modest 2 by 16:00. By the evening, the sun had softened, bringing the UV Index back to 1 at 17:00, and ultimately fading to 0 by 18:00, when the day's light had nearly vanished. Make sure to stay protected during peak hours to enjoy the sunshine safely!
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 | 8 | very high | 15 min |
11:00 | 10 | very high | 15 min |
12:00 | 11 | extreme | 10 min |
13:00 | 10 | very high | 15 min |
14:00 | 7 | high | 25 min |
15:00 | 4 | 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 |
Throughout the year, UV Index values remain consistently high, with extreme exposure categories observed from January to December. Notably, the high-risk months include January through April, during which the UV Index peaks at 16, indicating a burn time of just 10 minutes. Even in the summer months of June and July, the UV Index remains elevated at 11 to 12, requiring caution for sun exposure. To protect yourself and enjoy outdoor activities safely, it is essential for both visitors and residents to apply broad-spectrum sunscreen, wear protective clothing, and seek shade during these peak months, particularly from January to April and into September, when the UV Index is also notably high.
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 |
Porto Walter | 15 | 16 | 16 | 15 | 12 | 11 | 11 | 12 | 13 | 15 | 15 | 14 |