Last updated: July 2, 2025
In Ancasti, Argentina, being aware of the UV Index is crucial for safeguarding your health and well-being. Understanding the UV levels can significantly help in preventing sunburn and maintaining skin health, especially during the peak hours when the index reaches up to 5, indicating moderate to high exposure risk. With a BSh climate, Ancasti experiences intense sunshine, making it essential to monitor UV Index readings daily. By staying informed, you can enjoy the beautiful outdoors while protecting your skin from harmful ultraviolet radiation.
The UV Index throughout the day presents an intriguing pattern of sun exposure. Starting at a gentle 0 during the early hours (07:00 and 08:00), it creeps up to 1 by 09:00, a reminder to enjoy the shade. By 10:00, it registers a 2, marking the emergence of more intense sunlight. As the day progresses, the index peaks at 5 between 12:00 and 14:00, indicating the strongest UV radiation, perfect for a midday stretch outdoors—but remember to protect your skin! Following this peak, the index gradually recedes, falling to 4 at 15:00 and declining further to 1 by 17:00, before settling at 0 again by nightfall at 19:00. A day well spent under the sun, but always with awareness!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 0 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 2 | low | 45 min |
| 11:00 | 3 | moderate | 30 min |
| 12:00 | 5 | moderate | 30 min |
| 13:00 | 5 | moderate | 30 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index exhibits significant seasonal variation, with high-risk months occurring from January to March and then again in October to December, where the index peaks at 15, categorized as extreme, indicating a burn time of just 10 minutes. In April, the index drops slightly to 10 (very high) with a burn time of 15 minutes, and by May, it lowers to 6 (high), allowing for longer exposure of 25 minutes. The trend continues into the summer months of June and July with a moderate index of 5, extending safe exposure times to 30 minutes. As fall approaches, August sees a return to high risk with a 7, followed by a sharp increase back to very high in September at 10. To protect against skin damage, it is crucial for both visitors and residents to adopt preventative measures during these peak months, such as wearing protective clothing, utilizing broad-spectrum sunscreen, and seeking shade during the sun's peak hours.
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 |
| Ancasti | 15 | 14 | 13 | 10 | 6 | 5 | 5 | 7 | 10 | 13 | 15 | 15 |
| San Miguel de Tucuman UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 7 | 10 | 13 | 15 | 15 |