Last updated: July 2, 2025
Being aware of the UV Index is crucial for residents of Lanus, Argentina, as it plays a significant role in maintaining skin health and preventing sunburn. Understanding UV levels can help you take necessary precautions against harmful sun exposure, especially in a region characterized by a Cfa climate. With peak UV readings reaching 4 around midday, Lanus experiences notable exposure risks that demand attention. Stay informed and embrace safer sun habits to keep your skin protected while enjoying the beautiful Argentine sun!
The UV Index throughout the day reveals a dynamic pattern of sun intensity. In the morning, it starts off low, peaking at 1 by 09:00. As the sun climbs higher, we see a steady increase with the index reaching 3 by 11:00. The highest point occurs from 12:00 to 13:00, where the UV Index hits a robust 4, indicating a need for sun protection during those hours. Following this peak, the index gradually declines, returning to 2 at 15:00, and then dropping back down to 0 by 18:00, marking the end of significant UV exposure for the day. Plan your outdoor activities accordingly to stay safe under the sun!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 1 | 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 | 3 | moderate | 30 min |
| 15:00 | 2 | low | 45 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, UV exposure varies significantly, with the highest risk months typically being from November to March, where the UV Index remains in the extreme category, peaking at 14 in both January and December. During these months, the burn time is as short as 10 minutes, emphasizing the need for heightened caution. Transitioning into April and August, UV levels drop to a high category of 7 and 6, respectively, with burn times extending to 25 minutes. As summer arrives, UV levels moderate slightly, with May to July reflecting a range of 3 to 5 and a moderate risk, allowing for longer exposure times. However, September and October see a return to very high exposure, underscoring the need for protective measures as burn times decrease again to 15 minutes. Residents and visitors are advised to check the UV index daily and employ effective sun safety strategies, such as seeking shade, wearing protective clothing, and applying sunscreen, especially during the high-risk months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lanus | 14 | 12 | 11 | 7 | 5 | 3 | 4 | 6 | 8 | 10 | 13 | 14 |
| 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 |