Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Iraucuba, Brazil, where the sun's intensity can significantly impact skin health. With a climate that often exposes individuals to elevated UV levels, awareness of the daily fluctuations is essential for sunburn prevention and long-term skin protection. On a typical day, UV exposure peaks around midday with indexes soaring to 13, highlighting the urgent need to take protective measures. By staying informed about the UV index, you can better enjoy the beautiful sunny days while safeguarding your health.
The UV Index offers a fascinating glimpse into how sunlight intensity changes throughout the day. Starting early at 07:00, it peaks at a modest 2, but by 09:00, it climbs dramatically to 8, signaling the need for sun protection. At 10:00, it reaches an impressive 11, and this intensity remains steady until 12:00, where it hits its maximum of 13. As the afternoon progresses, the UV Index gradually declines, dipping to 7 by 14:00 and further down to 4 by 15:00. The evening hours show a significant drop, with values falling to 2 at 16:00, 1 at 17:00, and finally hitting 0 by 18:00 and beyond. This data underscores the importance of being vigilant during midday hours when the sun's rays are most potent.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 8 | very high | 15 min |
10:00 | 11 | extreme | 10 min |
11:00 | 13 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 11 | extreme | 10 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 |
The UV Index data reveals that from January to April, there is a consistently high risk of UV exposure, peaking at 15 in March and April. May shows a slight decline to 13, but the risk remains extreme throughout these months with a burn time of just 10 minutes. As we transition into summer, June and July maintain an index of 11, while August sees a slight rise to 12. The UV levels remain notably high into the fall, with September to November averaging 13. Visitors and residents should take precautions during these high-risk months, particularly from January through April and again in September to November, by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade to minimize the risk of skin damage.
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 |
Iraucuba | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |