Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Santa Catalina, Argentina, where the BSk climate can lead to significant sun exposure. Elevated UV levels, particularly between 10 AM and 2 PM, underscore the need for awareness to prevent sunburn and protect skin health. As UV Index values peak at 10 during the midday hours, knowing how to evaluate and respond to these levels becomes essential for enjoying the sun safely. By staying informed, you can enjoy Santa Catalina's picturesque landscapes while safeguarding your skin against harmful UV rays.
The UV Index peaks sharply during the midday hours, showcasing its intensity throughout the day. Starting at 0 at 7:00 AM, the index gradually rises to 1 by 8:00 AM and 9:00 AM. As the sun climbs higher, it reaches a moderate 4 at 10:00 AM before surging to 6 by 11:00 AM. The real surge occurs between 12:00 PM and 2:00 PM, where it hits a remarkable 9 and 10 respectively, indicating a high risk of harm from unprotected sun exposure. The index begins to decrease by 3:00 PM to 8, continuing its descent to 5 at 4:00 PM, and eventually dipping back to 1 by 6:00 PM, before falling to 0 again by 7:00 PM. For those planning outdoor activities, it is crucial to stay vigilant against the sun's rays, especially during 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 | 4 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 8 | very high | 15 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, the UV Index in our region exhibits significant seasonal variability, with extreme levels persisting from January to May, where the UV Index ranges from 14 to 19. The high-risk months—notably January, February, March, April, and November—present a consistent UV Index of 19, indicating an extreme exposure category with a burn time of just 10 minutes. As we move into the summer months, the index remains high, particularly in June, July, and August, with values around 8 to 12 and burn times extending slightly to 15 minutes. Visitors and residents are advised to take precautionary measures during these high UV periods, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade to minimize skin exposure. Being vigilant about UV levels is essential for maintaining skin health year-round.
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 Catalina | 19 | 19 | 17 | 14 | 11 | 8 | 10 | 12 | 15 | 18 | 19 | 19 |