Last updated: August 1, 2025
Staying informed about the UV Index is crucial for residents and visitors in Amaraji, Brazil. Understanding UV levels not only helps prevent painful sunburns but also plays a vital role in maintaining long-term skin health. Given Amaraji's tropical climate with its high UV exposure, particularly during peak hours, being aware of the daily fluctuations in UV Index—from a moderate 4 in the morning to a severe 11 around midday—can empower you to take the necessary precautions. Protect yourself and enjoy the vibrant beauty of Amaraji while safeguarding your skin.
The UV Index throughout the day reveals a striking peak in intensity around midday. Beginning at a gentle 1 by 7:00 AM, the index escalates progressively, reaching a notable 11 by 11:00 AM and remaining high until 12:00 PM. As the afternoon unfolds, the intensity gradually diminishes, diving to 6 by 2:00 PM, then tapering off further to a soft 3 by 3:00 PM. By 4:00 PM and beyond, UV exposure recedes, settling back to a low 1 by 5:00 PM, and disappearing entirely after 6:00 PM. This dramatic rise and fall underscore the importance of sun safety during those peak hours!
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 | 12 | extreme | 10 min |
12:00 | 12 | extreme | 10 min |
13:00 | 10 | very high | 15 min |
14:00 | 6 | high | 25 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 varies throughout the year, consistently remaining at extreme levels with values mainly between 11 and 15. Notably, March and November represent the peak months with a UV Index of 15, accompanied by a dangerously short burn time of only 10 minutes. Residents and visitors should exercise vigilance from January through December, as every month presents a high risk for sunburn due to the extreme exposure category. It is crucial to take precautions by wearing appropriate sunscreen, protective clothing, and seeking shade during peak sunlight hours to mitigate the risk of UV-related 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 |
Amaraji | 14 | 14 | 15 | 14 | 12 | 11 | 11 | 12 | 13 | 14 | 15 | 14 |