Last updated: July 2, 2025
In Villa Castelli, Argentina, staying informed about the UV Index is crucial for maintaining healthy skin and preventing sunburn. Understanding UV levels helps residents and visitors alike take proactive measures to shield themselves from harmful radiation, particularly during peak hours when the sun's rays are strongest. With a BWk climate that experiences intense sunlight, particularly around midday, the UV Index here can rise to levels of 6 during the hottest part of the day. Keeping an eye on these fluctuations is essential for enjoying the sun safely and protecting your skin health.
The UV Index on this particular day presents an interesting overview of sun exposure from 07:00 to 19:00. Starting off, the morning sees a minimal UV Index of 0 until 09:00, indicating safe conditions for outdoor activities. As the day progresses, the index rises steadily, reaching a moderate 3 by 11:00 and peaking at 6 during the heights of midday, at 13:00 and 14:00. It's essential to take precautions during these peak hours to protect yourself from harmful UV rays. Afterward, the index gradually declines, dipping back to 0 by 19:00, marking a gentle close to the day's sun exposure. Always remember to stay safe and apply sunscreen during those soaring UV peak times!
| 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 | 2 | low | 45 min |
| 11:00 | 3 | moderate | 30 min |
| 12:00 | 5 | moderate | 30 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV exposure varies significantly, with high-risk months predominantly in the winter and early spring, where the UV Index frequently reaches extreme levels. From January to April, the UV Index remains between 14 to 17, making burn times alarmingly short at just 10 minutes. As temperatures rise, the UV Index decreases slightly in May and June, dropping to 6 to 7, allowing for longer burn times of 25 minutes. However, come August, it spikes again to 8, categorized as very high, with a reduced burn time of 15 minutes. Notably, September to November returns to extreme levels, urging caution in exposure, especially with a 10-minute burn time persisting. Residents and visitors should prioritize sun protection year-round, particularly during these high-risk months, by wearing sunscreen, protective clothing, and seeking shade to minimize the risk of skin damage.
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 |
| San Miguel de Tucuman UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 7 | 10 | 13 | 15 | 15 |
| Villa Castelli | 17 | 16 | 14 | 11 | 7 | 6 | 6 | 8 | 12 | 14 | 16 | 17 |