Last updated: May 3, 2025
In Arraga, Argentina, understanding the UV Index is crucial for maintaining optimal skin health and preventing sunburn, especially during the peak hours of sunlight. The region's BSh climate brings about varying UV exposure, with levels soaring to 7 between 12:00 PM and 1:00 PM, signaling a high risk for skin damage if proper precautions aren't taken. Being aware of these UV levels helps residents and visitors alike make informed choices about sun protection, ensuring that they can enjoy the beautiful, sunny days in Arraga without compromising their skin’s well-being.
During the day, the UV Index follows a dynamic pattern, peaking in the early afternoon. At 07:00, the index begins at a safe 0, gradually rising to 1 by 08:00. As the sun climbs higher, the values increase steadily—reaching 2 at 10:00 and then escalating to 4 by 11:00. The intensity spikes at 12:00, soaring to 6, before peaking at an impressive 7 at 13:00. The UV levels then begin to taper off, decreasing to 6 at 14:00 and further dropping to 5 by 15:00. As the afternoon wanes, the index declines to 3 at 16:00, and finally settles back at 1 by 17:00 and 18:00, before returning to 0 by 19:00. This hourly data highlights the importance of sun safety, especially during those peak hours when UV exposure is 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 | 2 | low | 45 min |
| 11:00 | 4 | moderate | 30 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | 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 |
The UV Index data reveals significant seasonal variations in UV exposure, with extremely high levels observed from January to April and again in October to December. Notably, the months of January, February, March, October, November, and December consistently feature an extreme UV Index of 15, where the risk of skin damage is particularly pronounced, and the burn time is just 10 minutes. In April, UV levels drop slightly to a very high index of 10, extending burn time to 15 minutes. As spring transitions into summer, May sees a high UV Index of 7 with a burn time of 25 minutes, while June experiences a moderate index of 5, allowing for a safer 30-minute exposure. However, July and August revert to a high risk with UV levels at 6 and 7, respectively, so it is wise to remain vigilant. Finally, September returns to a very high exposure category. Visitors and residents should take precautionary measures during these high-risk months by wearing protective clothing, applying sunscreen, and seeking shade, especially during peak sunlight 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 |
| Arraga | 15 | 13 | 13 | 10 | 7 | 5 | 6 | 7 | 10 | 12 | 15 | 15 |
| San Miguel de Tucuman UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 7 | 10 | 13 | 15 | 15 |