Last updated: May 3, 2025
Understanding the UV Index in Riachuelo, Argentina is crucial for protecting your skin and overall health. With UV levels peaking at a robust 7 around noon, awareness can help you prevent sunburn and reduce long-term skin damage. Riachuelo's Cfa climate, characterized by warm summers and mild winters, presents a unique set of UV exposure risks, especially during the hottest hours of the day. By staying informed about daily UV levels, you can better enjoy the sun while safeguarding your skin's health.
As the sun rises, the UV Index begins its ascent, peaking at 7 between 1 PM and 2 PM, indicating a substantial risk of harm from unprotected sun exposure. The day starts off slowly, with a 0 at 7 AM, climbing to a mild 1 by 8 AM. By 11 AM, the index hits 5, urging cautious sunbathing. Anticipate the highest values around noon, when it reaches 6, perfect for seeking shade or applying sunscreen. The afternoon sees a slight decline, dropping to 4 at 3 PM, before settling back down to a meager 1 by 5 PM and fading to 0 once again as the sun sets at 7 PM. Stay vigilant throughout your day; from late morning to early afternoon, it’s all about protecting your skin!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 3 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 6 | 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 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, seasonal UV changes showcase distinct patterns, with the highest UV indexes occurring in the winter months and early spring. Specifically, January, February, and November exhibit an extreme UV Index of 14, necessitating only 10 minutes of exposure before potential sunburn. March follows closely with an Index of 12, while April presents a very high 10, increasing burn time to 15 minutes. May sees a drop to 7 (high), and June to 5 (moderate), before climbing back to high levels in July and August with indexes of 6 and 7, respectively. As summer wraps up, September returns to a very high 10, and October hits back to extreme at 13, again limiting safe exposure to just 10 minutes. Notably, the high-risk months are thus January, February, March, October, November, and December, all marked by extreme UV radiation. Consequently, it's crucial for visitors and residents to prioritize sun protection during these months, including wearing sunscreen, protective clothing, and seeking shade to minimize the risk of UV-related harm.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Buenos Aires UVI | 14 | 13 | 11 | 7 | 5 | 4 | 4 | 6 | 8 | 10 | 13 | 14 |
| Rosario UVI | 14 | 13 | 11 | 8 | 5 | 4 | 4 | 6 | 8 | 11 | 13 | 14 |
| Mendoza UVI | 15 | 14 | 12 | 8 | 6 | 4 | 5 | 6 | 9 | 12 | 14 | 15 |
| Cordoba UVI | 15 | 13 | 12 | 9 | 6 | 4 | 5 | 7 | 9 | 12 | 14 | 15 |
| Riachuelo | 14 | 14 | 12 | 10 | 7 | 5 | 6 | 7 | 10 | 13 | 14 | 14 |
| San Miguel de Tucuman UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 7 | 10 | 13 | 15 | 15 |