Last updated: June 2, 2025
In Quarai, Brazil, awareness of the UV Index is crucial for protecting your skin and maintaining overall health. Understanding the UV levels throughout the day can help you prevent sunburn and long-term skin damage, especially in a region characterized by a Cfa climate, which brings warm and humid conditions. With UV exposure peaking at midday, when levels can reach up to 4, locals and visitors alike should stay informed and take necessary precautions to enjoy the beautiful Brazilian sun safely. Stay protected and embrace the vibrant outdoors without fear!
The UV Index throughout the day shows a gentle morning rise, starting at 0 at 07:00, then climbing to 1 by 08:00 and staying steady until it reaches 2 at 10:00. Midday brings the peak intensity, with the index soaring to 4 from 12:00 to 14:00, indicating a significant need for sun protection. As the afternoon wears on, the UV levels gradually decline, tapering back down to 1 by 16:00, before dropping to 0 after 18:00. This daily pattern highlights the importance of being mindful of UV exposure, especially between noon and early afternoon when the sun’s rays are at their strongest.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 0 | low | 45 min |
08:00 | 1 | low | 45 min |
09:00 | 1 | low | 45 min |
10:00 | 2 | low | 45 min |
11:00 | 3 | moderate | 30 min |
12:00 | 4 | moderate | 30 min |
13:00 | 4 | moderate | 30 min |
14:00 | 4 | 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 exhibits significant seasonal fluctuations, particularly peaking during the winter months. January, February, and March register extreme levels, with a UV Index of 15, 14, and 12 respectively, leading to a rapid burn time of 10 minutes. High-risk months continue into October and November, where the UV Index again rises to 12 and 14, demanding similar caution. The transitional months of April and September fall into the very high category, indicating a burn time of 15 minutes, while mid-year months like May, June, July, and August show moderate to high levels of UV radiation. To protect yourself during these high-risk periods, especially between January and March and in late October to November, it’s critical for visitors and residents to utilize proper sun protection such as sunscreen, hats, and clothing to minimize UV exposure.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Quarai | 15 | 14 | 12 | 9 | 6 | 4 | 5 | 7 | 9 | 12 | 14 | 14 |
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 |