Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors of Palo Santo, Argentina, where the bright, sun-soaked atmosphere can pose significant risks to skin health. With UV levels often peaking at a brisk 6 during midday hours, awareness of daily fluctuations is essential for effective sunburn prevention and safeguarding overall skin integrity. Palo Santo's Cfa climate, characterized by warm summers and moderate rainfall, means that UV exposure can vary dramatically throughout the day, making it vital to stay informed about safe sun practices to enjoy the outdoors while minimizing harm.
The UV Index for today revealed a clear pattern of increasing intensity as the day progressed. Starting from a maximum of 0 at 7:00 AM, the index slowly climbed, reaching 1 by 8:00 AM and 3 by 10:00 AM. The peak UV intensity occurred between 12:00 PM and 2:00 PM, where the index soared to 6. As the afternoon faded, the levels began to decline, dropping to 4 by 3:00 PM, followed by a gentle descent to 1 by 6:00 PM, before returning to 0 at 7:00 PM. This fluctuation highlights the importance of sun protection during the midday hours when UV exposure is at its highest.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 3 | moderate | 30 min |
| 11:00 | 4 | moderate | 30 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 6 | 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 |
The UV Index demonstrates significant seasonal variation, with extreme risk months occurring from January to March, as well as October to December, where the UV Index consistently reaches levels between 14 and 15, leading to a very short burn time of just 10 minutes. April marks a slight decline in the UV Index to 10, categorized as very high, while May and July present intermediate high-risk periods with indexes of 7 and 6, respectively, allowing for longer burn times of 25 minutes. As visitors and residents engage in outdoor activities, it's crucial to remain vigilant during these higher UV exposure months. Protective measures, such as wearing sunscreen, hats, and protective clothing, are highly recommended, especially during late fall and winter months when UV rays can still cause significant skin damage.
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 |
| Palo Santo | 14 | 14 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 13 | 14 | 15 |
| San Miguel de Tucuman UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 7 | 10 | 13 | 15 | 15 |