Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Puerto Madryn, Argentina, a vibrant coastal city known for its stunning beaches and rich wildlife. With its semi-arid climate and strong sun exposure, being aware of UV levels can significantly aid in preventing sunburn and maintaining skin health. During peak hours, particularly around noon to 2 PM, the UV Index can reach a level of 3, indicating a moderate risk of harm from unprotected sun exposure. By staying informed about the UV Index, you can enjoy the beauty of Puerto Madryn while protecting yourself from the harmful effects of the sun's rays.
The UV Index for today shows a gradual ascent as the sun climbs higher in the sky. Starting from a low of 0 at 7:00 AM, it remains low through the morning, not reaching 1 until 9:00 AM. By midday, the index peaks at 3 from 12:00 PM to 2:00 PM, indicating a moderate level of UV radiation that warrants some sun protection. As the afternoon fades into the early evening, the numbers start to decrease, returning to 1 by 6:00 PM and finally dropping to 0 after sunset at 7:00 PM. Overall, it's a day to enjoy outdoors while being mindful of the midday sun!
| 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 | 3 | moderate | 30 min |
| 14:00 | 3 | moderate | 30 min |
| 15:00 | 2 | low | 45 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 exposure varies significantly, with the highest risk typically occurring in the winter and late autumn months. January and February are particularly hazardous, registering an extreme UV Index of 14 and 11 respectively, where skin can burn in just 10 minutes. As spring approaches, March sees a reduction to a very high Index of 8, with a slightly longer burn time of 15 minutes. By April and May, the UV Index lowers to the moderate range (5 and 3), allowing a safer burn time of 30 minutes. June marks the lowest risk with a low Index of 2, providing a burn time of 45 minutes. However, as summer transitions into fall, July and August remain moderate, while September escalates to a high Index of 6. As the year draws to a close, October and November return to very high and extreme levels, with burn times of 15 and 10 minutes respectively. December maintains an extreme UV of 13, also with just 10 minutes of exposure before burning. For the safety of both residents and visitors, it’s crucial to stay vigilant during high-risk months—particularly from November through March—by applying sunscreen regularly and seeking shade during peak hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Puerto Madryn | 14 | 11 | 8 | 5 | 3 | 2 | 3 | 4 | 6 | 8 | 12 | 13 |
| 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 |