Last updated: July 2, 2025
In Corupá, Brazil, understanding the UV Index is essential for safeguarding your skin in a region characterized by its Cfa climate, where warm, humid conditions can amplify UV exposure. Being aware of UV levels helps prevent sunburn and promotes long-term skin health, making it crucial for outdoor enthusiasts and sun-seekers alike. With the UV Index peaking at 6 during midday hours, residents and visitors should stay informed to enjoy the sun safely while minimizing risks associated with higher UV radiation.
The UV Index for today showcases a dynamic pattern throughout the day. Starting off gently at a mild 1 from 7 AM to 9 AM, the sun’s intensity begins to rise, peaking at a robust 6 from 12 PM to 1 PM—making this the most critical time to protect your skin. As the afternoon progresses, the index gradually declines, falling back to 3 by 3 PM and then down to a soft 1 by 4 PM, ultimately dropping to 0 after 6 PM. It's a day where early risers can enjoy the sun safely, but don’t forget to apply that sunscreen during the midday peak!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 1 | low | 45 min |
09:00 | 2 | low | 45 min |
10:00 | 3 | moderate | 30 min |
11:00 | 5 | moderate | 30 min |
12:00 | 6 | high | 25 min |
13:00 | 6 | high | 25 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 changes, with extreme levels predominantly found from January to April and returning in September to November. The highest-risk months are January, February, March, and April, where the UV Index reaches an extreme level of 15 to 11, necessitating a burn time of only 10 minutes. As we move into May and June, the UV Index drops to 7 and 6, classifying these months under the high category with a longer burn time of 25 minutes. In August, the Index spikes again to 8, categorized as very high, reducing the safe exposure time to 15 minutes. It's essential for visitors and residents to remain vigilant during these high-risk periods by applying sunscreen, seeking shade, and wearing protective clothing, particularly during midday hours when UV radiation is most intense.
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 |
Corupa | 15 | 14 | 12 | 11 | 7 | 6 | 6 | 8 | 11 | 13 | 14 | 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 |