Last updated: June 2, 2025
In Aquiles Serdan (La Hediondilla), Mexico, awareness of the UV Index is crucial for protecting your skin from harmful ultraviolet rays. The UV levels can soar, especially during midday hours, reaching a peak of 13 between 1 PM and 2 PM. Understanding these levels is essential not only for preventing painful sunburns but also for maintaining long-term skin health. With a BSh climate characterized by sunny weather, residents and visitors alike are exposed to significant UV risks, making it vital to stay informed and take appropriate precautions. Stay safe under the sun and enjoy the warm, beautiful days that Aquiles Serdan has to offer!
The UV Index forecast for the day reveals a dramatic rise in sun exposure as the hours progress. Starting at a gentle 1 at 07:00 and 08:00, the Index reaches a moderate 3 by 09:00. However, as the sun rises higher, be prepared for a sharp increase: at 10:00, it climbs to 5, and by midday, it peaks at an intense 11. The maximum UV exposure occurs from 13:00 to 14:00, where the Index surges to 13, signaling a critical need for sun protection. Following this peak, the UV levels gradually decline to 9 by 16:00 and further diminish to 1 by the evening hours, wrapping up the day. Stay safe and shielded during the peak hours between 11:00 and 15:00 to enjoy the sunny day without harm!
| 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 | 8 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 12 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 6 | high | 25 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV levels exhibit significant fluctuations, peaking between March and October when the UV Index often reaches extreme levels of 12-14. The highest risk months for UV exposure are April, May, July, and August, with burn times as short as 10 minutes in these months. Visitors and residents are advised to take precautionary measures during these periods, including applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade during peak hours to reduce the risk of skin damage. In contrast, December and January exhibit lower UV levels, although January still maintains a very high category with a burn time of 15 minutes, so it's important to remain vigilant even in the cooler months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Aquiles Serdan (La Hediondilla) | 8 | 10 | 12 | 14 | 14 | 13 | 14 | 13 | 13 | 11 | 9 | 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 |