Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Villa Morelos, Mexico, as it plays a vital role in safeguarding skin health and preventing sunburn. With its Cwa climate, characterized by strong sun exposure, being aware of UV levels can help you make informed decisions about outdoor activities, especially during peak hours when the index reaches a maximum of 13 between noon and 2 PM. By monitoring the UV Index, you can enjoy the beautiful sunny days in Villa Morelos while effectively protecting yourself from the harmful effects of ultraviolet rays.
The UV index throughout the day reveals a dynamic pattern, starting from a low 0 at 7:00 AM and gradually climbing as the sun rises. By 10:00 AM, it reaches 4, signaling the start of potential sun sensitivity. As noon approaches, the intensity peaks dramatically at 12:00 PM with a UV index of 10, which is considered very high, urging outdoor enthusiasts to take protective measures. The afternoon hours continue to show significant UV levels, with a maximum of 13 at 1:00 PM and 2:00 PM, before slowly tapering off in the later afternoon and evening, dropping back to 1 by 7:00 PM. This data emphasizes the importance of sun safety, especially during the midday hours when UV exposure poses the greatest risk.
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 | 4 | moderate | 30 min |
11:00 | 7 | high | 25 min |
12:00 | 10 | very high | 15 min |
13:00 | 13 | extreme | 10 min |
14:00 | 13 | extreme | 10 min |
15:00 | 12 | 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 |
The seasonal UV changes in the region highlight a significant increase from January to September, with the UV Index peaking at 14 during the summer months of March to September. The highest-risk months are February through September, where the exposure category consistently registers as extreme, leading to a burn time of just 10 minutes. Residents and visitors should take precautionary measures during these high-risk periods, such as wearing protective clothing, applying broad-spectrum sunscreen regularly, and seeking shade, especially during midday hours when the sun’s rays are strongest. November and December also present a risk with very high UV exposure, emphasizing the importance of year-round sun safety practices.
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 |
Villa Morelos | 9 | 11 | 14 | 14 | 14 | 14 | 13 | 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 |