Last updated: May 3, 2025
In Las Lomitas, Argentina, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn. With a Cfa climate that brings warm, sunny days, understanding UV levels can help you protect yourself from harmful ultraviolet rays. The UV Index peaks at 7 between noon and 1 PM, indicating a high risk of harm from unprotected sun exposure. By staying informed about these levels, locals can enjoy the sun safely while minimizing the risk of skin damage. Prioritize your skin's well-being and make educated decisions about outdoor activities during peak UV times!
As the day unfolds, UV Index levels rise dramatically, peaking during the midday hours. Starting from a minimal level of 0 at 7:00 AM, the index gradually climbs to 1 by 8:00 AM and reaches 2 by 9:00 AM. The sun's intensity continues to build, hitting 3 at 10:00 AM and soaring to a robust 7 by noon, where it stays steady through 1:00 PM. As the afternoon progresses, the UV Index begins to decline, falling to 6 at 2:00 PM, and then gradually decreasing to 5 at 3:00 PM. By late afternoon, the levels diminish further, registering 3 at 4:00 PM, then slipping to 1 by 5:00 PM and maintaining that level until sunset, concluding the day with a return to 0 by 7:00 PM. This hourly UVI data underscores the importance of sun protection during the peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 3 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 7 | high | 25 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 5 | 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 |
Throughout the year, UV index levels exhibit significant seasonal variation, with extreme exposure categories dominating the winter months and early spring. The highest risk months for UV exposure are from November to March, where the index ranges from 14 to 15 and the burn time is only 10 minutes. As spring progresses into summer, the UV index gradually decreases to high levels in May and June, with burn times extending to 25 minutes. By late summer and early autumn, the index remains very high in August and September, with burn times reducing to 15 minutes. To ensure safety, it is crucial for both residents and visitors to take precautionary measures during the high-risk periods, utilizing sunscreen, wearing protective clothing, and seeking shade whenever possible, particularly during peak sun 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 |
| 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 |
| Las Lomitas | 14 | 14 | 13 | 11 | 7 | 6 | 7 | 8 | 10 | 13 | 14 | 15 |