Last updated: June 2, 2025
In Presidente Prudente, Brazil, understanding the UV Index is crucial for safeguarding your skin health amidst the region's warm, humid Cfa climate. As UV levels can peak at an alarming 7 around noon, awareness of these fluctuations empowers residents and visitors alike to take proactive measures against sunburn and long-term skin damage. With typical exposure risks being high during the summer months, knowing when to seek shade or apply sunscreen can make all the difference in enjoying the sun safely while protecting your skin from its harmful effects. Stay informed and keep your skin healthy in the vibrant sun-soaked days of Presidente Prudente!
The UV Index data reveals a significant fluctuation in solar intensity throughout the day. Starting at 07:00, the index registers a low 1, indicating minimal risk. As the sun climbs higher, it peaks dramatically at 12:00 with a 7, categorizing it as high. This midday zenith is crucial for outdoor activities; however, caution is advised. The afternoon sees a slight decline, dropping to 3 by 15:00, and eventually receding to 0 after 18:00. Thus, while the early hours offer safe sun exposure, midday warrants protective measures to shield against harmful UV rays.
| 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 | 2 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index values exhibit significant variability, with the highest levels typically observed in the winter and late fall months. Notably, January, February, and March all carry an extreme exposure category with a UV Index of 15, while December peaks at 16, also within the extreme range. High-risk months include September and November, seeing extreme levels at 11 and 14, respectively. Visitors and residents are strongly advised to take precautions during these high-risk periods, particularly between January and March, ensuring appropriate sun protection measures such as wearing sunscreen, protective clothing, and seeking shade, especially during midday hours when the UV exposure is most intense.
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 |
| Presidente Prudente | 15 | 15 | 13 | 11 | 8 | 7 | 7 | 10 | 11 | 14 | 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 |