Last updated: July 2, 2025
Awareness of the UV Index is crucial for residents and visitors in Mezcala, Mexico, where the combination of a warm climate and high altitude can lead to significant sun exposure. Understanding UV levels is essential for preventing sunburn and protecting skin health, especially during peak hours when the index soars to 14. With typical UV risks peaking around noon, it's important to stay informed and take protective measures. By keeping an eye on the UV Index, you can enjoy the sun safely while fully experiencing the beauty of Mezcala's sunny days.
The UV Index for the day reveals a dramatic rise in sun exposure as the hours progress. Starting from a maximum of 0 at 07:00, the index climbs to a mild 1 at 08:00 and continues to escalate, hitting 2 by 09:00. The intensity peaks sharply at 12:00 with a striking 12. From there, the sun's rays reach their zenith at 13:00 and 14:00 with a peak UV Index of 14, prompting caution for outdoor activities. As the afternoon wanes, the index gradually declines, resting at 9 at 16:00, then settling down to 3 by 18:00, and finally returning to a safer 1 at 19:00. Be sure to gear up with sunscreen during those peak hours to stay protected!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 0 | low | 45 min |
08:00 | 1 | low | 45 min |
09:00 | 2 | low | 45 min |
10:00 | 5 | moderate | 30 min |
11:00 | 8 | very high | 15 min |
12:00 | 12 | extreme | 10 min |
13:00 | 14 | extreme | 10 min |
14:00 | 14 | extreme | 10 min |
15:00 | 13 | 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, with high-risk months spanning from February to October, when the UV Index reaches extreme levels between 11 and 14, resulting in a rapid burn time of as little as 10 minutes. January and November also present very high UV conditions, with slightly longer burn times of 15 minutes. Visitors and residents should take precautions during these critical months by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sun hours. Safeguarding against overexposure is essential to prevent sunburn and long-term skin damage.
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 |
Mezcala | 10 | 11 | 14 | 14 | 13 | 14 | 14 | 13 | 14 | 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 |