Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Ignacio M. Altamirano (Plan de Altamirano), where the climate consistently falls within the Am zone, leading to varying levels of sun exposure throughout the day. As UV levels can peak at a concerning 11 to 13 during midday hours, being aware of this index is essential for prevention against sunburn and long-term skin damage. Staying informed helps you make smart decisions about outdoor activities, ensuring protection from harmful rays while enjoying the beautiful surroundings of this vibrant region. With the right knowledge, you can safeguard your skin and enjoy the sunshine safely!
As the sun rises, UV Index levels begin their slow ascent, starting at a mild 1 at 7:00 AM and 8:00 AM. By 9:00 AM, the index jumps to 3, hinting at the midday intensity to come. 10:00 AM witnesses a sharper rise to 5, but the real peak begins shortly after, with the index skyrocketing to an impressive 11 at 12:00 PM. The heights of intensity are reached at 1:00 PM with a staggering value of 13. Throughout the afternoon, levels gradually decline, settling at 10 by 3:00 PM, then dipping to 4 by 5:00 PM. As the evening approaches, the UV Index wanes, resting at 1 by 7:00 PM, signaling a safe retreat from the sun’s harsh rays. Embrace the shade during peak hours to protect your skin!
| 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 | 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 | 12 | extreme | 10 min |
| 15:00 | 10 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
During the year, the UV Index exhibits significant seasonal changes, peaking from March to October where it ranges from 11 to 13 in the extreme category. The high-risk months are March through September, where the burn time is as short as 10 minutes, necessitating vigilant sun protection. In contrast, January and February still present very high levels with a UV Index of 8 and 10, suggesting that visitors should remain cautious, while November and December see some relief with a drop to 8 and 7, respectively. To safeguard against harmful UV exposure, it is essential for both residents and visitors to apply sunscreen, wear protective clothing, and seek shade, especially during peak hours from late morning to early afternoon. Stay informed and prioritize sun safety throughout the year!
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ignacio M. Altamirano (Plan de Altamirano) | 8 | 10 | 11 | 12 | 13 | 13 | 13 | 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 |