Last updated: July 2, 2025
In 20 de Noviembre, Mexico, staying informed about the UV Index is crucial for safeguarding your skin while enjoying the sunny climate characteristic of this region. Understanding UV levels helps you prevent sunburn and maintain long-term skin health—essential in a location where UV exposure can soar, with indices peaking at 15 between 1:00 PM and 2:00 PM. This awareness is especially important in the Aw climate zone, known for its warm temperatures and high solar radiation, making it vital for residents and visitors alike to take proactive measures every day.
As the sun rises, the UV Index gradually climbs, starting at a low of 1 at 07:00. By 09:00, it reaches 3, signaling the need for some sun protection. The intensity peaks dramatically at 12:00, hitting an impressive 14 as the sun is at its strongest. This trend continues, with a maximum of 15 at 13:00, making midday the prime time for UV exposure. However, the numbers start to drop after 14:00, with the index winding down to 4 by 17:00, and finally settling back to 1 by 19:00. Remember, during those peak hours, it's essential to stay protected to ensure your skin stays safe while basking in the summer sun!
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 | 7 | high | 25 min |
11:00 | 10 | very high | 15 min |
12:00 | 14 | extreme | 10 min |
13:00 | 15 | extreme | 10 min |
14:00 | 14 | extreme | 10 min |
15:00 | 11 | extreme | 10 min |
16:00 | 7 | high | 25 min |
17:00 | 4 | moderate | 30 min |
18:00 | 2 | low | 45 min |
19:00 | 1 | low | 45 min |
During the year, the UV Index experiences significant seasonal changes, with the highest readings occurring from March to October, marking a period of extreme exposure. The high-risk months are particularly concentrated from April to July, where the UV Index peaks at 15. Visitors and residents are strongly advised to take precautions during these months, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade whenever possible, especially during the peak sun hours. While UV levels drop notably in December to a level classified as very high, it’s essential to remain cautious year-round, as even lower indices can still pose health risks. Always stay informed and prioritize skin protection to mitigate the harmful effects of 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 |
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 |
20 de Noviembre | 11 | 13 | 14 | 15 | 14 | 14 | 15 | 14 | 14 | 13 | 11 | 9 |