Last updated: May 3, 2025
In La Caldera, Argentina, staying informed about the UV Index is crucial for protecting your skin and overall health. As the sun's intensity varies throughout the day, understanding UV levels plays a vital role in preventing sunburn and reducing the risk of long-term skin damage. Given La Caldera's Cwa climate—characterized by warm summers and significant UV exposure—a heightened awareness of UV risks is essential, especially during peak hours when the index can soar to levels as high as 9. By keeping track of the UV Index, residents and visitors alike can enjoy the beautiful outdoors while safeguarding their skin!
The UV Index throughout the day showcases a notable rise, peaking at 9 between 1:00 PM and 2:00 PM. Early morning hours, starting from 7:00 AM to 9:00 AM, reveal minimal exposure, with a mere 0-1 index, making it safe for outdoor activities. However, as the clock strikes 10:00 AM, the index escalates to 3, indicating a gradual increase in UV intensity. By midday, the index reaches a striking 8, signaling heightened caution for sun exposure. It remains elevated until 3:00 PM when it begins to decline, settling back to 2 by 5:00 PM and returning to the safety of 0 by evening. Throughout the day, prevention measures are crucial, especially during those peak hours!
| 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 | 6 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
During the year, seasonal UV changes demonstrate a notable pattern, with the highest UV Index values occurring during the winter and early spring months, reaching an extreme level of 18 in January, November, and December. The high-risk months for sun exposure are predominantly from January through April and notable months like August and September, where the UV Index also spikes to extreme levels. Residents and visitors should take precautions, especially during these months, by minimizing sun exposure, wearing protective clothing, and using high-SPF sunscreen, as burn times can be as short as 10 minutes in extreme categories. Even in months with lower UV Index readings, such as May and June, vigilance is advised, given the increasing UV Index and associated risk levels.
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 |
| La Caldera | 18 | 17 | 16 | 13 | 9 | 7 | 9 | 11 | 16 | 17 | 18 | 18 |