Last updated: July 2, 2025
In Jataizinho, Brazil, being aware of the UV Index is crucial for ensuring skin health and preventing sunburn. The UV Index provides essential information about potential UV radiation levels, helping residents and visitors alike take proactive measures against harmful sun exposure. With a climate characterized by warm, humid summers typical of the Cfa zone, daily UV levels can spike significantly—reaching a peak of 7 by midday. Understanding these fluctuations not only promotes safer outdoor activities but also safeguards against long-term skin damage, making UV Index awareness an indispensable part of enjoying the beautiful sun-soaked days in Jataizinho.
Throughout the day, the UV Index showcases a dynamic pattern of intensity. Starting at a gentle 1 by 07:00, the index gradually rises, reaching a moderate 2 by 09:00. As the sun climbs higher, a notable increase occurs, peaking at an elevated 7 from 12:00 to 13:00, marking the day's most intense UV exposure. The index then begins its descent, dipping to 4 by 15:00 and further down to 2 by 16:00. As evening approaches, the UV risk diminishes, with values dropping to 0 at 18:00 and remaining low for the rest of the evening. It's essential to stay protected during those peak midday hours when UV exposure can be at its strongest!
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 | 7 | high | 25 min |
14:00 | 6 | high | 25 min |
15:00 | 4 | moderate | 30 min |
16:00 | 2 | low | 45 min |
17:00 | 1 | low | 45 min |
18:00 | 0 | low | 45 min |
19:00 | 0 | low | 45 min |
The UV Index exhibits significant seasonal variations, with extreme levels recorded from January to April and again in September to November. The highest risk months are January, February, December, and November, where the UV Index soars to 15 or higher, indicating a burn time of just 10 minutes. As spring approaches, the risk slightly decreases, peaking in April before dropping to 8 in May and settling into the high category during June and July. August sees a return to very high levels. Visitors and residents are strongly advised to take precautions during these high-risk months, including wearing protective clothing, applying sunscreen, and seeking shade to minimize exposure and reduce the risk of 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 |
Jataizinho | 15 | 15 | 13 | 11 | 8 | 6 | 7 | 9 | 12 | 13 | 14 | 16 |
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 |