Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Alta Gracia, Argentina, where the sun’s rays can pose significant risks, especially during the warmer months. Being aware of UV levels can help you prevent sunburns and protect your skin health while enjoying outdoor activities. With a climate characterized as Cwa, Alta Gracia experiences varying UV exposure, reaching levels of 5 during midday hours, which indicates a moderate risk. By staying informed about the UV Index, you can take essential precautions to safeguard your skin from potential damage and fully enjoy the beautiful Argentine sun.
The UV Index today starts off low, with maximum readings of 0 until 09:00, making it a safe time for morning activities. As the sun rises higher, the index gradually increases, peaking at 5 between 13:00 and 14:00. This indicates a moderate risk of harm from unprotected sun exposure during the late morning and early afternoon. Fortunately, as the day progresses into the afternoon and evening, the UV levels start to decline, dropping back to 1 by 17:00 and returning to 0 by 19:00. For those planning outdoor activities, it’s best to enjoy the midday sun while being mindful of the increasing UV risk!
| 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 | 2 | low | 45 min |
| 11:00 | 3 | moderate | 30 min |
| 12:00 | 4 | moderate | 30 min |
| 13:00 | 5 | moderate | 30 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 exhibit significant fluctuations, signaling varying degrees of sun exposure risk. The months of January, February, March, October, November, and December experience extreme UV conditions with indices ranging from 15 to 14 and an impressive burn time of just 10 minutes. Conversely, April shows a transition to very high levels with an index of 9, allowing a slight increase in burn time to 15 minutes. As we move into the warmer months, May and August present high risk periods, while June and July see a moderate rating with a burn time of 30 minutes. September again spikes to very high with a 15-minute exposure limit. Visitors and residents are advised to take extra precautions during high-risk months—especially from January to March and again in October to November—by wearing protective clothing, applying sunscreen, and limiting sun exposure to mitigate the potential for harmful effects.
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 |
| Alta Gracia | 15 | 13 | 12 | 9 | 6 | 4 | 5 | 7 | 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 |