Last updated: June 2, 2025
Understanding the UV Index in San Pedro, Argentina is crucial for protecting your skin and overall health. With the region's Cfa climate, residents and visitors alike need to be aware of the varying levels of ultraviolet radiation throughout the day. The UV Index can peak between 10 AM and 2 PM, reaching levels that pose a heightened risk of sunburn and long-term skin damage. By staying informed about UV levels, you can take necessary precautions to enjoy the sun safely and promote healthy skin. Remember, even on cloudy days, UV rays can be strong, so being mindful of your sun exposure in San Pedro is key to preventing adverse effects!
The UV index makes a gradual ascent throughout the morning, starting at a low of 0 at 07:00 and peaking at a moderate 5 from 12:00 to 13:00. As the sun reaches its zenith, UV exposure is at its highest, making it essential to protect your skin during these hours. After 13:00, the index begins its descent, dropping back to a relatively low value of 3 by 15:00 and further down to 1 towards the evening. As the sun sets at 18:00, the UV index returns to 0, signaling a safe end to sun exposure for the day. Enjoy the sun, but remember to stay sun-smart during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 3 | moderate | 30 min |
| 11:00 | 4 | moderate | 30 min |
| 12:00 | 5 | moderate | 30 min |
| 13:00 | 5 | moderate | 30 min |
| 14:00 | 4 | moderate | 30 min |
| 15:00 | 3 | moderate | 30 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index experiences significant seasonal variations, with the highest levels occurring from January to March and November to December, categorized as extreme with a burn time of just 10 minutes. April marks a transition with a very high UV Index of 10, while May and July see a decrease to high levels, allowing for longer burn times of 25 minutes. The summer months, June and August, present moderate to very high risks, where careful sun protection is still recommended. As September rolls in, the UV levels remain at very high, necessitating vigilance. Visitors and residents should take extra precautions in these high-risk months—especially from January to March and November to December—by wearing sunscreen, protective clothing, and seeking shade to minimize harmful 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 |
| San Pedro | 15 | 15 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 13 | 15 | 15 |