Last updated: July 2, 2025
Being aware of the UV Index is crucial for residents and visitors in Tumbaya, Argentina, where the stunning landscape meets elevated UV exposure rates. Understanding the UV levels is vital not only for preventing sunburn but also for maintaining long-term skin health. With a Cwb climate, Tumbaya experiences significant UV intensity, particularly around midday, peaking at 9 between 13:00 and 14:00. This highlights the importance of sun protection, especially during these hours, to safeguard against potential skin damage while enjoying the beauty of this unique 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 |
Throughout the year, UV Index levels exhibit significant seasonal variation, with the highest UV exposure occurring in the winter and early spring months. January, February, and March consistently show extreme UV levels at 18 and 16, requiring careful sun protection with a burn time of only 10 minutes. Following this period, April experiences a slight decline to 13 but remains in the extreme category, while May and June drop to 10 and 8 with very high exposure—though burn times increase slightly to 15 minutes. During the summer, July and August continue to pose risks with UV indexes of 9 and 11. September, October, and November again shift to extreme levels, peaking at 19 in December. Visitors and residents should be particularly vigilant from January through March and again in October and November, utilizing sunscreen, protective clothing, and limiting sun exposure, especially during peak hours to prevent harmful UV-related health issues.
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 |
| Tumbaya | 18 | 18 | 16 | 13 | 10 | 8 | 9 | 11 | 14 | 17 | 18 | 19 |