Last updated: July 2, 2025
In Hersilia, Argentina, staying informed about the UV Index is crucial for safeguarding your skin and overall health. Understanding the levels of ultraviolet radiation can play a vital role in preventing sunburn and reducing the long-term risks of skin damage. Given Hersilia's temperate climate, characterized by warm summers and mild winters, residents and visitors are particularly vulnerable to heightened UV exposure, especially during the midday hours when the index peaks at 5. By keeping track of the UV Index, you can make informed decisions about sun safety and enjoy the beautiful sunny days with confidence.
The UV Index begins the day at a minimum of 0 at 07:00, indicating a safe environment for outdoor activities. As the sun rises, the index slowly climbs, reaching 1 by 08:00 and then stabilizing at 1 through 09:00. The sun gains strength as it approaches noon, peaking at 4 at 12:00 and maintaining a high of 5 between 13:00 and 14:00—perfect for sun-seekers to enjoy outdoor fun. However, by the late afternoon, protection becomes crucial as the index dips to 4 at 15:00 and steadily declines to 1 by 17:00. Finally, the sun sets, bringing the UV Index back to 0 by 19:00, marking a safe conclusion to the day’s sun exposure. Always be mindful of the UV levels to stay safe and enjoy the beautiful outdoors!
| 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 | 3 | moderate | 30 min |
| 12:00 | 4 | moderate | 30 min |
| 13:00 | 5 | moderate | 30 min |
| 14:00 | 5 | moderate | 30 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 shows significant seasonal variation, with the highest risk occurring from January to March and again in November and December, where it reaches an extreme level of 14. During these months, the burn time is as short as 10 minutes, necessitating extra caution for visitors and residents alike. April marks a slight decrease to 9, categorized as very high, allowing for a 15-minute burn time before damage occurs. As summer approaches, from May to July, the index dips, categorizing exposure as high to moderate, with burn times increasing to 25 to 30 minutes. However, another peak is observed in September with a return to 9, so it's critical to remain vigilant as the seasons change. As such, it is essential to protect your skin with appropriate clothing and sunscreen, especially during these high-risk months.
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 |
| Hersilia | 14 | 14 | 12 | 9 | 6 | 5 | 5 | 7 | 9 | 12 | 14 | 14 |
| San Miguel de Tucuman UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 7 | 10 | 13 | 15 | 15 |