Last updated: July 2, 2025
Awareness of the UV Index is crucial for residents and visitors of Santa Rosa de Tastil, Argentina, where the sun shines brightly in its unique Cwc climate. Understanding the UV levels can play a pivotal role in preventing sunburn and maintaining long-term skin health. With peak UV readings reaching as high as 9 around midday, it is essential to stay informed about the risks of overexposure, especially during sunny days. So, before you head out to explore the breathtaking landscapes of Santa Rosa de Tastil, check the UV Index to ensure a safe and enjoyable experience in this beautiful region.
From the early morning calm at 7:00 AM with a UV Index of 0, the sun begins to rise and peak, reaching its maximum intensity with a UV Index of 9 at 1:00 PM and 2:00 PM. By 12:00 PM, the index crosses into the high zone at 8, highlighting the need for sun protection. The afternoon brings a gradual drop, with the UV Index decreasing to 7 by 3:00 PM, and tapering off significantly to 2 by 5:00 PM. As daylight wanes, the index falls back to 1 at 6:00 PM and settles at 0 by 7:00 PM, signaling a safe end to sun exposure for the day. Ensure to take precautions when the UV levels are at their peak!
| 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 | 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 | 5 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index exhibits significant seasonal variations, with the highest levels occurring from January to April, where it remains in the extreme category, causing a burn time of just 10 minutes. Following this period, the UV Index tapers slightly during May and June, classified as very high, allowing for a marginally extended burn time of 15 minutes. However, the extreme levels return in August and persist through October, indicating a continued risk for sunburn. Notably, the months of January, February, March, and November are particularly high-risk, with UV Index values reaching 19 or 18. Visitors and residents are strongly advised to take precautionary measures, such as wearing sunscreen, protective clothing, and seeking shade, especially during these high-risk months to mitigate the dangers of overexposure to UV rays.
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 |
| Santa Rosa de Tastil | 19 | 18 | 16 | 13 | 10 | 8 | 9 | 11 | 14 | 17 | 18 | 19 |