Last updated: July 2, 2025
In Maracaju, Brazil, being aware of the UV Index is essential for protecting your skin from harmful ultraviolet radiation. Understanding UV levels is crucial not only for preventing sunburns but also for maintaining long-term skin health. With a climate that features warm temperatures and plenty of sunshine, residents and visitors face significant UV exposure, especially during peak hours from 10 AM to 2 PM when the index can soar to 8. By staying informed about the daily UV Index, you can make smarter choices about sun protection and enjoy the beautiful Maracaju weather safely.
As the sun rises, the UV Index begins its ascent, starting at a gentle 1 by 7:00 AM. By 8:00 AM, it nudges up to 2, signaling a mild increase in UV exposure. The intensity heats up quickly, reaching a moderate 4 by 9:00 AM, before hitting its peak of 8 from 11:00 AM to 12:00 PM. This is the prime time for sun safety awareness! After noon, the UV Index gradually declines; by 3:00 PM, it recedes to 3, and as the day wanes, it drops significantly to 1 by 4:00 PM. By evening, UV levels have diminished, reaching 0 by 6:00 PM, offering a reprieve from the sun’s rays.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 4 | moderate | 30 min |
10:00 | 6 | 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 | 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 |
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 |
Maracaju | 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 |