Last updated: June 2, 2025
In Iraquara, Brazil, awareness of the UV Index is essential for protecting your skin against harmful sun exposure. Understanding UV levels allows residents and visitors to make informed choices about outdoor activities, minimizing the risk of sunburn and maintaining long-term skin health. With an Aw climate characterized by warm temperatures and intense sunshine, Iraquara experiences significant UV exposure, particularly during midday when the index can reach a peak of 10. By staying informed about the UV Index, you can enjoy the beautiful outdoors while safeguarding your skin from damage.
As the day begins, the UV Index starts to rise gradually, peaking at 10 around noon, indicating a high level of solar radiation. From 07:00 to 09:00, it remains low, hovering between 1 and 5. The intensity surges dramatically at 10:00, reaching 8, and continues to climb until it hits its maximum at 12:00. After this peak, there's a steady decline in UV levels, dropping to 6 by 14:00, and further down to 3 by 15:00. By evening, the index falls to 1 and eventually dips to 0 after 18:00, signaling the end of intense sun exposure. Be sure to take precautions during peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 5 | moderate | 30 min |
10:00 | 8 | very high | 15 min |
11:00 | 9 | very high | 15 min |
12:00 | 10 | very high | 15 min |
13:00 | 8 | 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 |
Throughout the year, the UV Index displays significant seasonal variations, with extreme levels from January to April and again in August to November. The highest-risk months are January, February, March, and October when the UV Index reaches 15, indicating an extreme exposure category with a burn time of only 10 minutes. While May marks a slight decrease to 11 (very high exposure) with a slightly extended burn time of 15 minutes, June and July maintain a very high UV Index of 10. As summer transitions to fall, the UV levels spike again in August and September before returning to extreme levels in October and November. It is crucial for visitors and residents to take proper precautions, including wearing sunscreen, protective clothing, and seeking shade during peak hours, particularly in these high-risk months, to avoid harmful UV exposure.
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 |
Iraquara | 15 | 15 | 15 | 14 | 11 | 10 | 10 | 13 | 13 | 15 | 15 | 16 |