Last updated: July 2, 2025
Understanding the UV Index is essential for residents and visitors of Margarita Belen, Argentina, as it plays a crucial role in protecting skin health and preventing sunburn. The UV Index provides a valuable insight into the intensity of ultraviolet (UV) radiation, which can fluctuate significantly throughout the day, especially during the warmer months. With Margarita Belen's Cfa climate, which features warm summers and temperate winters, awareness of UV levels becomes even more imperative; peak UV exposure typically occurs between 11:00 AM and 1:00 PM, when readings can reach as high as 6. By keeping a close eye on the UV Index, you can enjoy the sunny weather while safeguarding your skin from potential damage.
The UV Index today shows a clear peak in intensity, reaching its maximum at 1 PM with a UV Index of 6—a signal for sun safety awareness. As the day unfolds, the index begins at 0 at 7 AM, slowly rising to 1 by 8 AM, then climbing steadily until it hits 5 at noon. After 1 PM, there's a gradual decline, dropping back to 4 at 3 PM, then tapering off to 1 by 5 PM and ultimately returning to 0 by 7 PM. This hourly trend suggests that the hours between 11 AM and 2 PM are crucial for protection from harmful UV rays; it's advisable to seek shade, wear protective clothing, and apply sunscreen during these peak hours. Stay safe and shield yourself!
| 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 | 4 | moderate | 30 min |
| 12:00 | 5 | moderate | 30 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 5 | moderate | 30 min |
| 15:00 | 4 | 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 |
Throughout the year, UV index levels fluctuate significantly, with January, February, October, November, and December experiencing extreme UV conditions (UV Index 14), where unprotected skin can burn in as little as 10 minutes. The high-risk months of March (UV Index 13), April (UV Index 10), and September (UV Index 10) also demand caution, as they fall into the extreme or very high exposure categories, with burn times of 10 to 15 minutes. In contrast, UV levels drop during the summer months, particularly in June (UV Index 5) with a moderate exposure level, where the burn time extends to 30 minutes, but still include areas of concern in July and August (UV Index 6 and 7, respectively). It is essential for visitors and residents to remain vigilant, especially during high-risk months, by wearing appropriate sun protection such as sunscreen, hats, and sunglasses, and seeking shade during peak sunlight hours to reduce the risk of UV-related harm.
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 |
| Margarita Belen | 14 | 14 | 13 | 10 | 7 | 5 | 6 | 7 | 10 | 13 | 14 | 14 |
| San Miguel de Tucuman UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 7 | 10 | 13 | 15 | 15 |