Last updated: July 2, 2025
Awareness of the UV Index is crucial for residents and visitors of San Miguel Ajusco, Mexico, a region characterized by its unique climate and elevated exposure to sunlight. Understanding UV levels is vital not only for preventing sunburn but also for maintaining long-term skin health. With peak UV Index values reaching a staggering 14 during midday, San Miguel Ajusco's climate poses significant risks for skin damage. By staying informed and taking appropriate precautions, you can enjoy the beautiful outdoors while safeguarding your skin against harmful ultraviolet rays.
As the sun rises, the UV Index begins to climb gradually. Starting at a low 1 at 07:00 and 08:00, it remains manageable until 09:00, when it reaches 2. However, the intensity sharply escalates as the sun ascends, peaking at a staggering 14 by 14:00—the time to take extra precautions! The afternoon sun is ruthless, with UV levels soaring to an extreme 13 at 13:00 and settling back to 12 by 15:00. As the day winds down, the UV Index dips to a more forgiving 2 by 18:00, finally returning to 1 as dusk approaches. Don't forget your sunscreen during those peak hours!
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 | 13 | 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 | 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 Ajusco | 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 |