Last updated: May 3, 2025
In San Miguel Topilejo, Mexico, understanding the UV Index is essential for safeguarding your skin and overall health. With its Cwb climate, the region experiences significant daily variations in UV exposure, peaking at an intense 14 around midday. Being aware of UV levels helps prevent sunburn and long-term skin damage, ensuring you enjoy the beautiful outdoors safely. Whether you're hiking in the mountains or spending a day in the sun, knowing when to apply sunscreen and seek shade can make all the difference in maintaining your skin health. Don't let high UV levels catch you off guard—stay informed and protected!
Throughout the day, the UV Index displays a striking ascent, peaking at an impressive 14 between 1:00 PM and 2:00 PM. Starting from a low of 1 at 7:00 AM and 8:00 AM, the intensity gradually rises, reaching a moderate 3 by 9:00 AM. As the sun climbs higher, the index skyrockets, hitting 9 at 11:00 AM, and then ascending to its apex of 13 just before noon. By 1:00 PM, with the sun fully overhead, it maxes out at 14, before a gradual decline sets in. The afternoon sees a decrease to 12 by 3:00 PM, then slipping to 5 by 5:00 PM. As the day winds down, the UV Index returns to a manageable 2 by 6:00 PM, finally settling back at 1 by 7:00 PM. This variation highlights the importance of sun safety as midday approaches!
| 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 | 6 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 14 | extreme | 10 min |
| 14:00 | 14 | extreme | 10 min |
| 15:00 | 12 | extreme | 10 min |
| 16:00 | 8 | very high | 15 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal variations, with the highest risk months occurring from February to October. During these months, particularly from March to October, the UV Index reaches extreme levels (up to 15), meaning that unprotected skin can burn in just 10 minutes. Additionally, January and November have very high UV levels, where the burn time increases to 15 minutes. Visitors and residents are strongly advised to take preventive measures, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sunlight hours, especially when the UV Index is at its highest. Keeping these precautions in mind will help ensure a safer experience when outdoors.
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 |
| San Miguel Topilejo | 10 | 12 | 14 | 15 | 14 | 14 | 14 | 14 | 14 | 12 | 10 | 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 |