Last updated: July 2, 2025
In Las Flores, Argentina, being aware of the UV Index is crucial for maintaining optimal skin health and preventing sunburn. Understanding UV levels allows residents and visitors alike to take necessary precautions against harmful rays, especially during the peak hours from late morning to early afternoon when the UV Index reaches its highest point of 4. With a Cfa climate—characterized by warm summers and mild winters—Las Flores presents unique challenges regarding UV exposure. By staying informed about the UV Index, you can enjoy the sun safely while protecting your skin from the long-term effects of overexposure.
The UV Index throughout the day exhibits a gradual rise and fall, reflecting the sun's intensity. Starting at 0 at 7:00 AM, values slowly climb to 1 by 8:00 AM and 9:00 AM. As the day progresses, the index peaks at 4 during 1:00 PM, making it crucial for sun safety during these hours. Between 10:00 AM and 3:00 PM, values fluctuate, reaching a high of 3 for both 11:00 AM and 12:00 PM before descending again. The afternoon sees a drop, with the index lowering to 1 by 4:00 PM, and gradually diminishing to 0 by 7:00 PM. Remember, while UV exposure increases during the midday hours, staying protected is key 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 | 2 | low | 45 min |
| 11:00 | 3 | moderate | 30 min |
| 12:00 | 3 | moderate | 30 min |
| 13:00 | 4 | moderate | 30 min |
| 14:00 | 3 | moderate | 30 min |
| 15:00 | 2 | low | 45 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV index experiences significant fluctuations throughout the year, with extreme levels observed in the winter months of January, February, March, November, and December, where the burn time is just 10 minutes. As spring approaches, the index drops to 7 in April, indicating high exposure risk, with a burn time of 25 minutes. The levels continue to decrease during the summer months, reaching moderate status from May to August, allowing for a longer burn time of 30 minutes. As fall arrives, September and October see a resurgence in risk, with an index of 7 and 10, respectively, so residents and visitors should exercise caution. It is advisable to take protective measures, particularly in high-risk months including November, January, February, March, and October, where extended sun exposure can lead to harmful effects. Always use sunscreen, wear protective clothing, and seek shade during peak UV periods to ensure safety.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Las Flores | 14 | 12 | 11 | 7 | 5 | 3 | 4 | 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 |