Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Villa Morelos, Mexico, where the sun's rays can be intense due to the region's tropical Cwa climate. The UV levels here can soar, particularly between 11:00 AM and 2:00 PM, reaching a maximum index of 14—which poses significant risks for sunburn and long-term skin damage. By keeping a close watch on the UV Index, you can take proactive steps to protect your skin, ensuring your time spent outdoors is both enjoyable and safe. With proper awareness, we can embrace the beautiful, sunny days of Villa Morelos while prioritizing our skin health.
At dawn, the UV Index begins its slow ascent, starting from 0 at 7:00 AM. By 8:00 AM, it nudges up to 1, and around 9:00 AM, it reaches 2, signaling the start of sun exposure for the day. The intensity escalates quickly, hitting 4 at 10:00 AM and soaring to a peak of 11 by noon. The sun's power doesn’t wane, maintaining a blistering 14 at 1:00 PM and 2:00 PM, before it begins to retreat. By late afternoon, the index drops to 12 at 3:00 PM, followed by a steady decline to 6 at 5:00 PM, 3 at 6:00 PM, and finally settling at 1 by 7:00 PM. This data underscores the importance of sun protection during the mid-day hours when UV exposure is at its highest.
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 | 8 | very high | 15 min |
12:00 | 11 | extreme | 10 min |
13:00 | 14 | extreme | 10 min |
14:00 | 14 | 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 |