Last updated: May 3, 2025
Understanding the UV Index in Leona Vicario, Mexico, is crucial for safeguarding your skin and overall health. With the region's Aw climate, residents and visitors alike face significant UV exposure, especially during the peak hours of midday. During this time, UV levels can reach a maximum of 13, indicating an extreme risk of harm from unprotected sun exposure. Being aware of these levels is essential for preventing sunburn and long-term skin damage. By understanding the UV Index, you can better plan your outdoor activities and take appropriate precautions to maintain your skin health in this sun-drenched locale.
The UV Index throughout the day showcases a dynamic range in sun exposure, peaking during the midday hours. At 7:00 AM, the day begins with a modest UVI of 1, gradually escalating as the sun rises. By 10:00 AM, the index reaches 7, indicating heightened caution is needed for outdoor activities. The intensity peaks at 12:00 PM, soaring to an impressive 13, where skin protection is crucial. This level remains steady until 1:00 PM, then begins a gradual decline, dropping to 11 at 2:00 PM and easing to 8 by 3:00 PM. As the afternoon wanes, the index further decreases to 5 at 4:00 PM, before tapering off to a tranquil 1 by 6:00 PM, offering a gentle close to the day’s sunlit hours. Remember to stay safe with adequate sunscreen and protective clothing during those peak UV hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index demonstrates significant seasonal changes, with high-risk months identified from March to October, where the index reaches extreme levels. In these months, the UV Index peaks at 13 in April, May, and June, corresponding to a burn time of only 10 minutes. Even in January and February, the UV Index remains notably high at 8 and 10, making these months also pose risks. As fall approaches, the index begins to decline, dropping to 11 in October and further down to 8 and 7 during November and December, with longer burn times of 15 and 25 minutes respectively. For both visitors and residents, it is crucial to take precautions during the high-risk months, including applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade, especially during midday hours to reduce the risk of sunburn and long-term skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Leona Vicario | 8 | 10 | 12 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 8 | 7 |
| Guadalajara UVI | 9 | 11 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 9 | 8 |
| Iztapalapa UVI | 10 | 12 | 14 | 15 | 14 | 14 | 14 | 14 | 14 | 12 | 10 | 8 |
| Ecatepec de Morelos UVI | 10 | 12 | 14 | 15 | 15 | 14 | 14 | 13 | 14 | 12 | 10 | 8 |
| Mexico City UVI | 10 | 12 | 14 | 15 | 15 | 14 | 14 | 13 | 14 | 12 | 10 | 8 |
| Puebla UVI | 10 | 12 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 10 | 9 |