Last updated: May 3, 2025
Staying aware of the UV Index in Barra Velha, Brazil, is crucial for safeguarding your skin and overall health. Understanding the daily UV levels can help you prevent harmful sunburns and reduce the long-term risk of skin damage. With a climate typical of the Cfa zone, residents and visitors alike face varying UV exposure risks, especially during the midday hours when values peak at a strong 7. Empower yourself with knowledge and enjoy the beautiful Brazilian sunshine safely!
The UV Index data for the day reveals a notable peak around noon, reaching a maximum of 7, indicating a high level of sun exposure. The morning begins with a mild index, starting at 1 at 07:00 and 08:00. By 09:00, it rises to 2, slowly climbing to 4 by 10:00. The intensity escalates significantly by 11:00 and hits its zenith at 12:00. After that, the UV levels gradually decline, dropping to 6 at 13:00 and 5 at 14:00, before falling to 3 by 15:00. As the evening approaches, the UV Index decreases rapidly, returning to 1 by 16:00 and reaching 0 by 18:00, signaling an end to the sun's harmful rays for the day. Remember to stay protected during those peak hours!
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 | 4 | moderate | 30 min |
11:00 | 6 | high | 25 min |
12:00 | 7 | high | 25 min |
13:00 | 6 | 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 |
The UV Index experiences notable fluctuations throughout the year, with the highest levels recorded during the winter months and a gradual decrease into the summer. January, February, and March consistently display extreme UV levels, peaking at 15, which indicates an urgent need for protective measures—10 minutes of sun exposure can result in burns. As April arrives, the UV Index drops slightly to 10 but remains within the very high category, allowing for a 15-minute burn time. The summer months of June and July see a moderate UV Index of 5, offering more leeway with a burn time of 30 minutes. However, as August and September return to very high levels, with indices of 8 and 10, the risk of sun damage reemerges, demanding attention to sun protection in just 15 minutes. This trend continues into October and November, where UV readings climb back to extreme levels. Residents and visitors alike should take care during January to March and October to November, as these months are particularly high-risk for UV exposure. It's advisable to wear protective clothing, apply sunscreen regularly, and seek shade during peak sunlight hours to mitigate potential harm from the sun's rays.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Barra Velha | 15 | 14 | 12 | 10 | 7 | 5 | 5 | 8 | 10 | 12 | 14 | 15 |
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 |