Last updated: July 2, 2025
In Justiniano Posse, Argentina, being aware of the UV Index is crucial for protecting your skin from harmful sun exposure. Understanding UV levels helps in preventing sunburn and maintaining overall skin health, especially as the region experiences a humid subtropical climate (Cfa) that can elevate UV risks throughout the day. With peak UV levels reaching up to 4 around midday, it's essential for residents and visitors alike to stay informed and take necessary precautions when enjoying outdoor activities to ensure their well-being under the Argentine sun.
Today's UV Index presents a gradual increase in sunlight intensity as the morning unfolds. Starting at 0 from 07:00 to 08:00, the index rises to 1 by 09:00 before reaching 2 at 10:00. The real peak occurs between 12:00 and 14:00, where the UV Index stabilizes at a maximum of 4. As the day progresses, the intensity starts to decline, dropping to 3 at 15:00, followed by a steady decrease to 1 by 18:00 and back to 0 by 19:00. It’s a perfect day to enjoy the outdoors, but don’t forget to wear sunscreen 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 | 2 | low | 45 min |
11:00 | 3 | moderate | 30 min |
12:00 | 4 | 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 |
The UV Index exhibits significant seasonal fluctuations, with January, February, March, October, November, and December classified as high-risk months due to extreme levels, where a mere 10 minutes of exposure can lead to sunburn. April transitions to very high exposure with a 15-minute burn time, while May and June see a drop to moderate levels, allowing for safer exposure of 30 minutes. As summer progresses, July maintains a moderate index, but the risk increases again in August with a high category and a burn time of 25 minutes. September returns to very high levels, emphasizing caution. Visitors and residents should exercise heightened vigilance during these high-risk months by applying sunscreen, wearing protective clothing, and seeking shade, particularly from late fall through early spring when UV exposure remains dangerously high.
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 |
Justiniano Posse | 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 |