Last updated: July 2, 2025
Understanding the UV Index in Mendoza, Argentina is crucial for protecting your skin and maintaining overall health. With the region's arid BWk climate, residents and visitors alike are frequently exposed to intense sunlight, especially during peak hours. By staying informed about UV levels, you can prevent sunburn and long-term skin damage, ensuring your outdoor adventures are safe and enjoyable. During the warm months, UV Index values can rise to a notable 5 by mid-afternoon, making awareness and proactive measures essential for skin health in this sun-drenched landscape.
The UV Index data reveals an intriguing fluctuation throughout the day. Early morning hours from 07:00 to 09:00 see the UV Index lingering at a comfortable 0-1, indicating minimal risk. As the day progresses, a gentle rise occurs, peaking at 12:00 and 13:00, where the index reaches a moderate 4-5—a reminder to seek shade and wear protection. The afternoon sun then begins to mellow, as the UV levels dip back to 3 by 16:00 and continue to ease into the evening, eventually returning to 0 by 19:00. This data highlights the importance of staying vigilant during peak hours, especially between 11:00 and 15:00 when protection is most crucial.
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 | 4 | moderate | 30 min |
13:00 | 4 | moderate | 30 min |
14:00 | 5 | moderate | 30 min |
15:00 | 4 | moderate | 30 min |
16:00 | 3 | moderate | 30 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
During the year, the UV Index experiences significant fluctuations, peaking in the winter months of January, February, and December with an extreme index of 15, indicating a rapid potential for skin damage with a burn time of just 10 minutes. The transition to spring brings a gradual decline, with March maintaining an extreme rating of 12 before dropping to 8 in April, categorized as very high. As summer approaches, the risk decreases slightly, with June and July recorded at 4 and 5, respectively, both considered moderate, allowing for longer exposure times of 30 minutes. However, caution is advised during August and September when the index rises again to 6 and 9, respectively, with high and very high ratings. The season closes with another spike in UV levels in October and November, returning to an extreme category. Residents and visitors should remain vigilant, especially from January to March and again in October to November, taking necessary precautions such as wearing sunscreen, protective clothing, and limiting sun exposure during peak hours to mitigate the risk of UV-related health issues.
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 | 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 |