Last updated: July 2, 2025
Understanding the UV Index in José María Morelos, Mexico, is crucial for safeguarding your skin health against harmful ultraviolet rays. With the area's Aw climate zone, residents and visitors often face significant UV exposure, particularly during the midday hours when the index can peak at 13—a level that poses a high risk of sunburn and long-term skin damage. By staying informed about UV levels, you can take proactive steps to protect yourself, ensuring outdoor activities remain enjoyable and safe. Awareness of the UV Index helps everyone in José María Morelos to make informed choices about sun safety, from applying sunscreen to seeking shade during the sun's strongest hours.
As the sun rises, the UV Index begins its ascent, starting at a gentle 0 at 7:00 AM. By 8:00 AM, it gains momentum, reaching 1, and continues to climb steadily. The intensity peaks dramatically at 12:00 PM, hitting a blistering 11, with the highest point recorded at 1:00 PM, marked at 13. This level signals a critical time for sun protection, as it remains at 13 until 2:00 PM. The afternoon sees a gradual decline, with the UV Index tapering off to 11 at 3:00 PM, before further dropping to 8 by 4:00 PM. By evening, the intensity diminishes significantly, settling to 2 at 6:00 PM and finally returning to a safe 1 by 7:00 PM. It's a vivid reminder of how crucial it is to stay vigilant about sun safety during the peak hours of 11:00 AM to 2:00 PM!
| 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 | 11 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 11 | extreme | 10 min |
| 16:00 | 8 | very high | 15 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Seasonal variations in UV exposure highlight significant changes throughout the year, particularly from January to October, when the UV Index reaches its peak. The highest risk months are March to June, characterized as extreme with a UV Index of 13 to 14 and a burn time of just 10 minutes. As visitors and residents engage in outdoor activities during these months, it is crucial to take protective measures, such as applying sunscreen, wearing protective clothing, and seeking shade during midday hours. Conversely, November and December see a drop in the UV Index to 9 and 8, respectively, reflecting a transition back to a very high exposure category; however, vigilance remains important as burn times extend to 15 minutes. This seasonal UV landscape serves as a reminder to stay informed and proactively protect skin health throughout the year.
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 |
| Jose Maria Morelos | 10 | 12 | 13 | 14 | 14 | 14 | 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 |