Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Aquiles Serdan, Mexico, a region characterized by its warm, tropical climate. As the sun reaches its peak intensity, typically between 11:00 AM and 1:00 PM, the risk of harmful ultraviolet radiation increases significantly, making it essential to monitor UV levels. Knowing your UV exposure is vital for preventing sunburns and maintaining long-term skin health. With indexes soaring to 14 during peak hours, awareness and protective measures can help you enjoy the sun safely while protecting your skin from potential damage. Stay informed to make the most of your time outdoors!
The UV Index throughout the day reveals a striking pattern of intensity, peaking at 14 around 1 PM, indicating a high risk of harm from unprotected sun exposure. Early morning hours remain safe, with values at 1 until 9 AM, but as the sun climbs, so does the UV intensity—reaching 10 by 11 AM. The height of danger occurs during the afternoon when the index soars to its maximum, 13 at 12 PM and 14 at 1 PM, before gradually declining to 4 by 5 PM. As evening approaches, the UV Index drops significantly, returning to 1 by 6 PM. It's crucial to stay protected, especially during the midday hours when the sun's rays are the strongest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 14 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 10 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, significant seasonal changes in the UV Index are observed, with high-risk months spanning from February to September when the index reaches extreme levels, peaking at 14. During these months, the recommended burn time is notably short, at just 10 minutes, emphasizing the need for protective measures. Even in the winter months, the UV Index remains a concern, particularly in January and February with values of 10 and 12, respectively, where exposure is categorized as very high and extreme. For residents and visitors, it is crucial to stay vigilant and adopt protective strategies, such as wearing sunscreen, hats, and sunglasses, especially during the high UV season, to mitigate the risk of sunburn and long-term skin damage.
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 |
| Aquiles Serdan | 10 | 12 | 14 | 14 | 14 | 14 | 14 | 13 | 14 | 13 | 10 | 9 |
| Puebla UVI | 10 | 12 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 10 | 9 |