Last updated: June 2, 2025
In Villa Las Rosas, Argentina, staying informed about the UV Index is crucial for maintaining skin health and preventing sunburn. With its semi-arid BSk climate, the region experiences varying levels of UV exposure throughout the day, particularly peaking between 11:00 AM and 2:00 PM at levels reaching 4. Understanding these UV levels empowers residents and visitors alike to make informed decisions about sun protection, ensuring outdoor activities remain enjoyable while minimizing the risks associated with excessive sun exposure.
The UV Index today shows a gradual ascent starting from 0 in the early hours, with the sun's intensity beginning to rise around 9:00 AM, reaching a level of 1. As midday approaches, the UV Index peaks at 4 between 12:00 PM and 2:00 PM, indicating a moderate risk of harm from unprotected sun exposure. Following this peak, the index gracefully descends, dropping back to 1 by 5:00 PM, and finally receding to 0 as evening settles in. It’s a day that calls for caution during those sun-drenched hours—remember to wear sunscreen if you're out and about!
| 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 | 1 | low | 45 min |
| 11:00 | 3 | moderate | 30 min |
| 12:00 | 4 | moderate | 30 min |
| 13:00 | 4 | moderate | 30 min |
| 14:00 | 4 | moderate | 30 min |
| 15:00 | 3 | 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 |
Throughout the year, UV Index levels exhibit significant fluctuations, signaling varying degrees of sun exposure risk. The months of January, February, March, October, November, and December experience extreme UV conditions with indices ranging from 15 to 14 and an impressive burn time of just 10 minutes. Conversely, April shows a transition to very high levels with an index of 9, allowing a slight increase in burn time to 15 minutes. As we move into the warmer months, May and August present high risk periods, while June and July see a moderate rating with a burn time of 30 minutes. September again spikes to very high with a 15-minute exposure limit. Visitors and residents are advised to take extra precautions during high-risk months—especially from January to March and again in October to November—by wearing protective clothing, applying sunscreen, and limiting sun exposure to mitigate the potential for harmful effects.
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 |
| Villa Las Rosas | 15 | 13 | 12 | 9 | 6 | 4 | 5 | 7 | 9 | 12 | 14 | 15 |
| 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 |