Last updated: July 2, 2025
In Hoyo de Epuyen, Argentina, being aware of the UV Index is crucial for protecting your skin from the sun's harmful rays. Understanding UV levels helps in preventing sunburn and maintaining long-term skin health, especially in a region characterized by a Cfb climate. During the warmer months, the UV Index can rise, reaching up to 3 around midday, which emphasizes the importance of taking precautionary measures, such as seeking shade or wearing protective clothing, to mitigate exposure risk. This knowledge is essential for anyone enjoying outdoor activities in this picturesque setting, ensuring safety while soaking in the beauty of nature.
The UV Index throughout the day exhibits a gentle rise, peaking in the early afternoon. Starting at 0 during the early hours (07:00 and 08:00), the index slowly ascends to 1 by 09:00 and remains steady until 11:00. At 12:00, it reaches 2, indicating a moderate level of UV exposure. The sun’s intensity escalates further, peaking at 3 from 13:00 to 15:00, which calls for some sun protection if you're outdoors. As the day winds down, the index decreases, returning to 2 at 16:00 and dropping back to 1 by 17:00 and 18:00, before falling to 0 again after sunset at 19:00. Overall, this UV journey underscores the importance of staying sun safe during the midday hours!
| 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 | 1 | low | 45 min |
| 11:00 | 1 | low | 45 min |
| 12:00 | 2 | low | 45 min |
| 13:00 | 3 | moderate | 30 min |
| 14:00 | 3 | moderate | 30 min |
| 15:00 | 3 | 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, UV exposure levels fluctuate significantly, with January and December yielding the highest UV Index values of 14, categorized as extreme, where unprotected skin can burn in just 10 minutes. Following closely are February and November, also in the extreme category with a UV Index of 13. The spring months see a moderate decrease, with March at 9 (very high, burn time of 15 minutes) and April dropping to 6 (high, burn time of 25 minutes). As summer approaches, UV levels stabilize in the moderate range, particularly from June through August, where the index varies from 3 to 5 and the burn time extends to 30 minutes. The UV Index spikes again in September at 7 (high) and reaches 10 in October (very high). To safeguard against harmful UV radiation, visitors and residents are advised to wear protective clothing and sunscreen, especially from November through February and in March and October when UV levels are particularly high. Regular checks on UV levels can help ensure optimal skin protection throughout the year.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hoyo de Epuyen | 14 | 13 | 9 | 6 | 4 | 3 | 3 | 5 | 7 | 10 | 13 | 14 |
| 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 |
| San Miguel de Tucuman UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 7 | 10 | 13 | 15 | 15 |