Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Esperança, Brazil, where sun exposure can be both a daily delight and a potential hazard. With the region's tropical climate, the UV levels can soar, especially reaching a maximum of 11 around midday—an index that signifies a very high risk of harm from unprotected sun exposure. Staying informed about these levels not only helps prevent painful sunburns but also protects long-term skin health. By being aware of the UV Index, you can enjoy the beautiful sunshine while safeguarding your skin from its harmful effects.
As the sun rises, the UV Index begins to climb, starting at a modest 2 at 7:00 AM. By 9:00 AM, it surges to 7, signaling that it’s time to think about protection. The peak intensity arrives at 11:00 AM and 12:00 PM, with a soaring UV Index of 11, highlighting a significant risk for unprotected skin. As the afternoon unfolds, the values begin to decline, dropping to 9 at 1:00 PM and gradually diminishing to 5 by 2:00 PM. By 3:00 PM, only 3 is left, before tapering to 1 at 4:00 PM and remaining low for the evening, ultimately reaching 0 by 6:00 PM. This data paints a clear picture: in the battle against UV exposure, midday vigilance is crucial!
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 | 11 | 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 |
The UV Index throughout the year displays extreme levels, particularly from January through November, with values consistently between 12 and 15, indicating a high risk of harm from unprotected sun exposure. Notably, the highest UV Index occurs in March at 15, closely followed by February and April at 14. Visitors and residents should take special care during these high-risk months and consistently throughout the year, ensuring they wear appropriate sun protection, including sunscreen, hats, and UV-protective clothing. With a burn time of only 10 minutes, it is crucial to limit sun exposure, especially during midday when UV radiation is at its peak.
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 |
Esperanca | 14 | 14 | 15 | 14 | 12 | 11 | 11 | 12 | 13 | 13 | 14 | 14 |