Last updated: September 1, 2025
In Zaragoza (Puerto de Medina), Mexico, being aware of the UV Index is crucial for protecting your skin from the sun’s harmful rays. Understanding UV levels not only helps in preventing sunburn but is also essential for maintaining long-term skin health. With a climate characterized by moderate warmth and significant sun exposure, Zaragoza often experiences intense UV radiation, peaking at levels that can quickly escalate from moderate to extreme between 10 AM and 2 PM. By keeping an eye on the UV Index, residents and visitors can enjoy the beautiful Mexican sun while staying safe and minimizing their risk of UV-related skin damage.
The UV Index today reveals a dynamic and intense sunlit progression. Starting from a relatively safe 0 at 07:00, the intensity gently climbs to 1 by 08:00. As the day unfolds, a noticeable surge occurs, peaking at a striking 14 during both 13:00 and 14:00, marking the sun’s strongest presence. From there, the index begins to wane, descending to 12 at 15:00, and tapering off to 3 by 18:00. As night approaches, UV levels drop further to a minimal 1 by 19:00. This data emphasizes the importance of precaution during midday hours when UV exposure is at its highest, reminding us to seek shade and wear protective gear!
| 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 | 12 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index displays significant seasonal variations, with the highest readings occurring from March to October, where it consistently remains in the extreme category at 15 or near 14. February sees a peak UV Index of 12, categorized as extreme, while January starts at a slightly lower index of 10, which is still classified as very high. As we transition into November and December, the UV Index decreases, returning to a very high category with values of 10 and 9 respectively. Consequently, March through October represents the high-risk months for UV exposure, urging both visitors and residents to take proper precautions during these periods. It is advisable to limit sun exposure to no more than 10 minutes during peak hours, apply broad-spectrum sunscreen, wear protective clothing, and seek shade whenever possible, especially during these heightened UV conditions.
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 |
| 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 |
| Zaragoza (Puerto de Medina) | 10 | 12 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 12 | 10 | 9 |
| Puebla UVI | 10 | 12 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 10 | 9 |