Last updated: June 2, 2025
Understanding the UV Index is crucial for the residents of Xolostitla de Morelos (Xolostitla), Mexico, where the sun's intensity can significantly impact skin health. With a climate characterized by a mild temperate regime, Xolostitla experiences varying UV exposure throughout the day, peaking at a striking value of 15 between 1:00 PM and 2:00 PM. Being aware of these UV levels is essential not only for preventing sunburn but also for reducing the long-term risks of skin damage and conditions like skin cancer. Stay informed and take protective measures to enjoy the beautiful sunny days while safeguarding your skin!
The UV index throughout the day paints a vivid picture of sun exposure. Starting slow at 07:00 and 08:00 with low readings of 1, it quickly ramps up. By 09:00, the index reaches 3, signaling a gentle rise in sun intensity. Things heat up significantly at 10:00 with a dramatic jump to 6, before peaking at a scorching 15 between 13:00 and 14:00. With the sun at its zenith around 12:00, the index hits a staggering 13, urging caution for outdoor plans. Gradually, the UV levels begin to decline post-14:00, settling back to a safe 3 by 18:00 and a cool 1 by 19:00. Always remember to protect your skin during those critical midday hours!
| 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 | 6 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 15 | extreme | 10 min |
| 14:00 | 15 | extreme | 10 min |
| 15:00 | 13 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 6 | high | 25 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
During the year, seasonal UV changes show significant fluctuations, with highest UV levels occurring from February to October. This period includes several high-risk months for sun exposure, particularly from March to October, where the UV Index reaches extreme levels (14-15), with a burn time of just 10 minutes. Conversely, January, November, and December experience very high UV Index ratings (9-10), with longer burn times of 15 minutes. Visitors and residents are strongly advised to take extra precautions during these high-risk months, including wearing protective clothing, applying broad-spectrum sunscreen with an SPF of 30 or higher, and seeking shade during peak hours to minimize the risk of UV-related harm.
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 |
| Xolostitla de Morelos (Xolostitla) | 9 | 12 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 10 | 8 |
| Puebla UVI | 10 | 12 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 10 | 9 |