Last updated: July 2, 2025
In Colonia Ampliacion (Segunda Manzana), understanding the UV Index is crucial for maintaining skin health and preventing sunburn. With typical BSk climate conditions that expose residents and visitors to high UV levels, particularly between 10 AM and 3 PM, knowing when to seek shade or apply sunscreen can make a significant difference. The UV Index here peaks at a staggering 15 around midday, highlighting the importance of vigilance in sun safety. By staying informed about the daily UV levels, you empower yourself and your loved ones to enjoy the beautiful outdoors while protecting your skin from harmful ultraviolet radiation.
The UV Index throughout the day reveals a notable increase in solar intensity, peaking at 14:00 with a maximum value of 15. Starting off at a mild 1 between 07:00 and 08:00, the index gradually rises, hitting 9 by 11:00. A striking surge occurs as it reaches 12 at 12:00, and then climbs to its highest point of 14 by 13:00. As the afternoon progresses, the intensity slightly declines to 13 at 15:00, followed by a more significant drop to 6 by 17:00. The UV levels decrease further to 3 at 18:00, and finally settle back to 1 by 19:00. This data emphasizes the importance of sun protection during the peak hours when UV exposure can be most harmful.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 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 | 15 | extreme | 10 min |
| 15:00 | 13 | extreme | 10 min |
| 16:00 | 10 | 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 index levels exhibit significant seasonal variation, peaking between March and July, where values reach an extreme level of 14 to 15. The months of February to October are particularly high-risk for UV exposure, with March, April, May, July, and August consistently maintaining an index of 14 to 15, demanding only 10 minutes of sun exposure before burn occurs. Conversely, December and January show a decrease in UV levels, categorized as very high, with longer burn times of 15 minutes. Visitors and residents should take precautions during the high-risk months by seeking shade, wearing protective clothing, and applying sunscreen to minimize skin damage from UV radiation.
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 |
| Colonia Ampliacion (Segunda Manzana) | 9 | 11 | 14 | 14 | 15 | 14 | 15 | 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 |