Last updated: June 2, 2025
In Tafi del Valle, Argentina, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn, especially in this region's Cwb climate characterized by strong sunlight. Understanding UV levels throughout the day helps residents and visitors plan outdoor activities safely, minimizing risks associated with prolonged sun exposure. With UV Index values peaking at 6 around midday, ensuring adequate sun protection during these hours is essential for safeguarding your skin while enjoying the breathtaking landscapes of Tafi del Valle.
The UV Index throughout the day exhibits a significant rise, peaking at 6 between 1 PM and 2 PM. Mornings start off with minimal exposure, as the index remains at 0 until 7 AM. By 8 AM, it climbs to 1, gradually reaching 2 by 10 AM. The afternoon sun intensifies exposure, with a steady increase to 3 at 11 AM, and then a notable jump to 5 at noon. After its peak, the UV Index begins to decline, dropping to 4 by 3 PM and further to 1 by 6 PM, before settling back at 0 by 7 PM. It's a reminder to stay protected during the midday hours when UV radiation is at its strongest!
| 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 | 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 | 4 | moderate | 30 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index exhibits significant seasonal variation, with extreme levels persisting from January to April, where it consistently reaches values between 14 and 16, necessitating a burn time of just 10 minutes. As temperatures rise, the index begins to decline, dropping to a very high category in May and August (with indexes of 8) and transitioning to high levels during June and July (indexes of 6 and 7, respectively), allowing for a longer burn time of 25 minutes. However, September and October see a resurgence to extreme levels (indexes of 11 and 14), coupled with a return to a 10-minute burn time. Notably, November and December also maintain extreme UV conditions, reiterating the need for caution with a 10-minute burn time. Visitors and residents are advised to take proactive measures during high-risk months (January through April and September through November) by wearing protective clothing, applying sunscreen frequently, and minimizing direct sun exposure during peak hours to mitigate the risks associated with high UV exposure.
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 |
| Tafi del Valle | 16 | 15 | 14 | 11 | 8 | 6 | 7 | 8 | 11 | 14 | 16 | 16 |