Last updated: June 2, 2025
Understanding the UV Index in San Martin, Argentina is vital for protecting your skin and overall health. As a city that experiences a BWk climate, residents and visitors alike should be aware of the varying UV levels throughout the day, particularly during midday when the index reaches its peak at 4. By recognizing these levels, you can take proactive steps to prevent sunburn and reduce the risk of long-term skin damage. Whether enjoying outdoor activities or simply spending time in the sun, awareness of UV exposure will help you stay safe while enjoying the beautiful climate of San Martin.
Today’s UV Index reveals a gradual ascent in sun intensity as the day unfolds. Starting from 0 at 07:00 and 08:00, the UVI picks up momentum, reaching 1 by 09:00 and 10:00. The peak occurs between 12:00 and 14:00, with a maximum of 4—an ideal time for sun safety awareness! As the afternoon transitions to evening, the index declines to 3 at 15:00 and dips back to 1 by 17:00 and 18:00, before finally resting at 0 by 19:00. Plan your outdoor activities wisely, especially during those peak hours!
| 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 | 2 | low | 45 min |
| 12:00 | 3 | 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 |
The UV Index shows significant seasonal variation, with extreme levels observed from January to March, peaking at 15, and a return to extreme conditions in October to December. During these high-risk months, the recommended burn time is as low as 10 minutes, necessitating vigilant sun protection for both residents and visitors. From April to September, the UV Index gradually decreases, reaching moderate levels in June and July (UV Index 4) and rising again to high in August. However, April and September are categorized as very high, with burn times of 15 minutes. To mitigate UV exposure, it is crucial to seek shade, wear protective clothing, and use sunscreen, especially during peak months.
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 |
| San Martin | 15 | 14 | 12 | 8 | 6 | 4 | 4 | 6 | 8 | 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 |