Last updated: May 3, 2025
In Vigia, Brazil, awareness of the UV Index is crucial for protecting your skin from harmful sun exposure. Understanding UV levels helps prevent sunburn and promotes long-term skin health, especially in a region characterized by its tropical climate and frequent high UV radiation. With UV Index readings peaking at 14 around noon, residents and visitors alike must take precautions during the day to shield themselves from potential skin damage while enjoying the vibrant local environment. Being informed and prepared can make all the difference in enjoying the sunshine safely!
As the sun rises, the UV Index gradually climbs, peaking at 14 around 12:00 PM, indicating a high risk of harm from unprotected sun exposure. From the early morning 1 at 7:00 AM, it swiftly escalates to 6 by 9:00 AM, then surges to its maximum intensity of 13 at 11:00 AM and 1:00 PM. After the midday peak, the UV levels start to decline, dropping to 6 by 3:00 PM, and tapering off to 1 by 5:00 PM. By 7:00 PM, the UV Index falls to 0, ensuring a safe environment for evening activities. For those venturing outdoors, sun safety precautions are essential during the high-risk hours, particularly from 10:00 AM to 2:00 PM.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 6 | high | 25 min |
10:00 | 9 | very high | 15 min |
11:00 | 13 | extreme | 10 min |
12:00 | 14 | extreme | 10 min |
13:00 | 13 | extreme | 10 min |
14:00 | 10 | very high | 15 min |
15:00 | 6 | high | 25 min |
16:00 | 3 | moderate | 30 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
The annual UV Index exhibits extreme levels from January to May, peaking at a UV Index of 16 during both March and April, making these months particularly high-risk for sunburn with a burn time of just 10 minutes. Although there is a slight decrease in June and July, the UV Index remains significant, hovering around 12 to 13 through the late summer and into the fall. As such, visitors and residents are advised to take proactive precautions during these high-risk months, including wearing broad-spectrum sunscreen, protective clothing, and seeking shade, especially during peak sun hours. Awareness of these seasonal UV changes is crucial for outdoor safety year-round.
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 |
Vigia | 14 | 15 | 16 | 16 | 14 | 12 | 12 | 13 | 13 | 13 | 13 | 13 |