Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Ananindeua, Brazil, particularly given its tropical climate that can lead to high levels of UV radiation. With UV levels peaking at 11 around noon, awareness is key for sunburn prevention and maintaining long-term skin health. Regularly checking the UV Index helps you take necessary precautions, ensuring safer outdoor experiences while enjoying the beautiful, sunny weather characteristic of this vibrant region. Be aware and stay protected to fully enjoy all that Ananindeua has to offer!
The UV Index for the day presents a clear picture of sun intensity, starting off gentle in the early hours. At 7:00 AM, it begins at a mild 1, increasing to 2 by 8:00 AM. As the sun rises higher, the index climbs rapidly; by 10:00 AM, it reaches 7 and peaks at an intense 11 around 12:00 PM and 1:00 PM. After this zenith, the levels gradually decline, dropping to 9 by 2:00 PM, 6 at 3:00 PM, and settling back to a safe 1 by 5:00 PM. The UV exposure diminishes further, reaching a low of 0 by 7:00 PM. Stay protected during those peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 4 | moderate | 30 min |
10:00 | 7 | high | 25 min |
11:00 | 10 | very high | 15 min |
12:00 | 11 | extreme | 10 min |
13:00 | 11 | extreme | 10 min |
14:00 | 9 | 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 |
Throughout the year, UV levels remain consistently high, with an extreme exposure category recorded from January to May, reaching peak values in March and April at UV Index 16. High-risk months for sun exposure include March and April, where the burn time is only 10 minutes, making it crucial for visitors and residents to take precautions. From June to August, while the UV Index remains significant (12-11), slightly lower levels may provide a brief respite, but the risk level continues to be extreme. Even in the later months of the year, from September to December, the UV Index holds steady around 13, maintaining a risk of sunburn within just 10 minutes of exposure. Therefore, it is essential for everyone to practice sun safety year-round, including using sunscreen, wearing protective clothing, and seeking shade during peak hours.
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 |
Ananindeua | 14 | 14 | 16 | 16 | 14 | 12 | 11 | 12 | 13 | 13 | 13 | 13 |