Last updated: May 3, 2025
Understanding the UV Index is crucial for the residents and visitors of Tres Isletas, Argentina, a region known for its warm climate (Cfa). Being aware of UV levels plays a significant role in preventing sunburn and maintaining skin health, especially during the peak hours between 11:00 AM and 1:00 PM, when the index can reach up to 7. With frequent exposure to the sun in Tres Isletas, it's essential to grasp the risks associated with high UV levels to protect yourself from harmful effects. Stay informed, stay safe, and enjoy the vibrant sunshine while taking the right precautions!
The UV Index throughout the day showcases a clear pattern of increasing intensity under the sun. Starting at 07:00, the index registers a maximum of 0, indicating a safe time for outdoor activities. As the day progresses, 08:00 and 09:00 see minimal exposure, with values of 1. By 10:00, the index climbs to 3, signaling a slight rise in UV radiation. Peak exposure occurs between 12:00 and 13:00, reaching a high of 7 at 13:00—a critical time for sun safety precautions. As the afternoon rolls in, the index gradually decreases, dipping to 4 by 15:00, then to 3 by 16:00. The sun's intensity wanes further as evening approaches, with the index falling back to 1 by 17:00 and returning to 0 at 19:00. Staying sun-safe, especially during the peak hours of 12:00 to 14:00, is crucial for skin health.
| 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 | 5 | moderate | 30 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 6 | high | 25 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 |
The UV Index experiences significant seasonal fluctuations, with extreme levels recorded from January to March and again from October to December, where visitors and residents should take extra precautions, as the burn time is as short as 10 minutes. April marks the transition to very high exposure, with a burn time of 15 minutes, while May sees a decrease to a high level with 25 minutes of burn time. The summer months, particularly June and July, present a more moderate UV Index, but risk levels still remain significant. As summer fades, August and September revert to very high exposures, stressing the need for sun protection. To ensure safety, it is advisable for individuals to monitor UV Index levels throughout the year, especially during the high-risk months of January, February, March, October, November, and December.
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 |
| Tres Isletas | 14 | 14 | 12 | 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 |