Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of San Andres Milpillas, Mexico, where the sun shines brightly throughout the year. As you bask in the warmth of this beautiful climate, it's essential to be aware of UV levels, especially during peak hours. A high UV Index can lead to rapid sunburn, long-term skin damage, and even increase the risk of skin cancer. With midday UV levels soaring to 13, proper sun protection becomes vital to maintaining your skin health. Stay informed about the UV Index to ensure you enjoy all that San Andres Milpillas has to offer while keeping your skin safe.
The UV Index shows a striking rise in intensity as the day progresses, reaching its peak of 13 at 1 PM, making it a crucial time to take protective measures against sun exposure. Starting from a mild 1 at 7 AM, the index steadily climbs, surpassing 10 by 11 AM, signalling that sun safety should be a priority. As we move into the afternoon, it hits a staggering 12 at noon, before gently tapering off in the later hours. By 5 PM, the index drops to 3, finally settling back at 1 by 7 PM. Be sure to stay vigilant and protect your skin during those peak hours!
| 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 | 13 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 10 | very high | 15 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
During the year, UV Index levels exhibit significant fluctuations, with the highest levels occurring from March to October. Notably, the months of April to September see extreme UV exposure, with indices reaching as high as 14 and a burn time of just 10 minutes. January and February also stand out as high-risk months, categorized as very high, with similar burn times of 15 minutes. As such, it’s crucial for both visitors and residents to take precautions during these months by seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen regularly to minimize the risk of sunburn and long-term skin damage. Conversely, November and December present a slight reprieve, with lower indices of 9 and 7, respectively, but caution is still advised, especially in November.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| San Andres Milpillas | 8 | 10 | 12 | 14 | 13 | 13 | 13 | 13 | 13 | 11 | 9 | 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 |