Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Villa Emiliano Zapata (Extoraz), Mexico, where the sun's intensity can pose serious health risks. With peak UV levels often reaching as high as 14 during midday, awareness of these levels is essential for preventing sunburn and protecting skin health. Given the region's BSh climate, characterized by sunny and arid conditions, knowing when to seek shade or apply sunscreen can make all the difference in enjoying the great outdoors safely. Stay informed and take proactive steps to safeguard your skin from the sun's powerful rays!
The UV Index throughout the day exhibits a dramatic rise, peaking during the sun's zenith. Starting the morning at a harmless 1 at 07:00 and 08:00, the index gradually escalates, reaching 5 by 10:00. As the day progresses, it skyrockets to a staggering 12 at noon, before hitting its pinnacle at 14 from 13:00 to 14:00. Following this peak, the index begins to decline, dropping to 5 by 17:00, and finally settling back to 1 as evening approaches at 19:00. This trend highlights the importance of sun protection during the midday hours when the UV exposure is at its highest. Stay safe and shield yourself wisely when the index soars!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 14 | extreme | 10 min |
| 14:00 | 14 | extreme | 10 min |
| 15:00 | 12 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV exposure fluctuates significantly, with the highest risk occurring from February to October. During these months, particularly from March to July, the UV Index consistently reaches extreme levels of 13 to 14, resulting in a burn time of just 10 minutes. January and November still present high UV levels with indices of 8 and 9, requiring vigilance as burn times are 15 minutes. Conversely, December and October show a decrease in UV intensity, where even the highest readings are manageable with longer burn times of 25 minutes and a UV Index of 12. Visitors and residents should prioritize sun safety during high-risk months by seeking shade, wearing protective clothing, and applying sunscreen regularly to mitigate the dangers of overexposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Guadalajara UVI | 9 | 11 | 14 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 9 | 8 |
| Villa Emiliano Zapata (Extoraz) | 8 | 11 | 13 | 14 | 14 | 14 | 14 | 13 | 13 | 12 | 9 | 7 |
| 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 |