Last updated: July 2, 2025
In Colonia Yucatan, Mexico, staying informed about the UV Index is crucial for protecting your skin and overall health. The sun's intense rays can lead to severe sunburn and long-term skin damage, making it essential to understand the UV levels throughout the day. With a tropical climate that typically boasts high UV exposure, particularly between 11:00 AM and 1:00 PM when the index peaks at a staggering 12, awareness becomes even more vital. Whether you're enjoying outdoor activities or simply soaking in the sun, knowing the UV Index helps you take the necessary precautions to enjoy your time under the Yucatecan sun safely.
As the day unfolds, the UV Index climbs steadily, peaking at an intense 12 between noon and 1 PM. Starting from a mild 1 at 7 AM, the index escalates, hitting 4 by 9 AM, before reaching 10 at 11 AM. At 12 PM, the sun’s rays intensify, prompting caution as the index remains high at 12 until 1 PM. After this peak, it gradually declines, dropping to 9 by 3 PM, and then descending further to 1 by 7 PM. It's a day that reminds us to stay sun-safe during those peak hours, especially when the UV levels are at their highest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 11 | extreme | 10 min |
| 15:00 | 9 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index demonstrates significant seasonal changes, with high-risk months identified from March to October, where the index reaches extreme levels. In these months, the UV Index peaks at 13 in April, May, and June, corresponding to a burn time of only 10 minutes. Even in January and February, the UV Index remains notably high at 8 and 10, making these months also pose risks. As fall approaches, the index begins to decline, dropping to 11 in October and further down to 8 and 7 during November and December, with longer burn times of 15 and 25 minutes respectively. For both visitors and residents, it is crucial to take precautions during the high-risk months, including applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade, especially during midday hours to reduce the risk of sunburn and long-term skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Colonia Yucatan | 8 | 10 | 12 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 8 | 7 |
| 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 |