Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of San Rafael, Argentina, where the semi-arid climate brings sunny days and substantial sun exposure. Awareness of UV levels is essential for preventing sunburn and safeguarding skin health, particularly in a region that often experiences heightened risks during peak sunlight hours. With UV Index values peaking at 4 around midday, it's important to take protective measures to enjoy the outdoors safely while minimizing the potential harm from intense UV radiation. Stay informed and protect your skin as you soak in the stunning beauty of San Rafael!
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 |
Throughout the year, UV Index values fluctuate significantly, with extreme risk levels occurring mainly in January, February, March, October, November, and December—all of which have a UV Index of 15 or higher and a burn time of just 10 minutes. From April to August, the UV Index dips to very high and moderate categories, reaching a peak in April at 8 and returning to 6 in August. Visitors and residents are strongly advised to take precautions during the high-risk months of January, February, March, October, and November by wearing protective clothing, using broad-spectrum sunscreen, and limiting sun exposure, particularly during midday hours.
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 Rafael | 15 | 13 | 11 | 8 | 5 | 4 | 4 | 6 | 8 | 11 | 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 |