Last updated: August 1, 2025
Understanding the UV Index is crucial for residents and visitors of Talesteipa, Mexico, where the sun shines brightly in its subtropical highland climate. With UV levels reaching a maximum of 14 around midday, it's essential to be aware of these readings for effective sunburn prevention and long-term skin health. High UV exposure can lead to serious skin damage, making it vital to protect yourself during those peak hours. Whether you're enjoying outdoor activities or simply soaking in the local scenery, knowing the UV Index helps you stay safe and enjoy the beautiful Mexican sun with confidence.
The UV Index data for the day reveals a striking rise in sun intensity as the morning progresses. Starting with a minimal value of 0 at 07:00, the index gradually escalates. By 10:00, it reaches 4, indicating a moderate level of UV exposure. The real peak occurs around 12:00, where it soars to an impressive 11, marking it as a time when precautions are essential. The highest point comes at 14:00 with a UVI of 14, representing extreme risk levels. As the afternoon unfolds, the index begins its descent, dropping to 12 at 15:00 before tapering off further to 3 by 18:00 and finally returning to 1 at 19:00. This data emphasizes the need for sun protection during those peak afternoon hours when UV radiation is at its most potent.
| 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 | 4 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 14 | extreme | 10 min |
| 15:00 | 12 | extreme | 10 min |
| 16:00 | 10 | very high | 15 min |
| 17:00 | 6 | high | 25 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
The UV Index experiences significant seasonal variation, with highest levels occurring from February to October, where the exposure category remains categorized as extreme for most of that period. Notably, April registers the peak UV Index at 15, signifying the critical risk of sunburn with a burn time of just 10 minutes. The high-risk months are predominantly from February through October, where visitors and residents should exercise extreme caution, utilizing sunscreen, protective clothing, and limited sun exposure during peak hours. As UV levels start to decline in November and December, individuals can still expect very high UV Index readings, with burn times of 15 minutes. It is essential for everyone to remain vigilant about sun protection year-round, especially during these high-risk months.
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 |
| Talesteipa | 9 | 11 | 14 | 15 | 14 | 14 | 14 | 14 | 14 | 12 | 10 | 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 |