Last updated: May 3, 2025
In San Juan Ahuehueco, Mexico, understanding the UV Index is essential for protecting your skin and overall health. With the sun hitting its peak intensity during midday, awareness of UV levels can help you take crucial measures against sunburn and prolonged sun exposure. This charming location, characterized by its Cfa climate, experiences significant UV exposure, especially between 10 AM and 3 PM when the UV Index escalates to dangerously high levels, peaking at 13. Staying informed about the UV Index not only aids in skin protection but also enhances your enjoyment of the beautiful sunny days this region has to offer. Be proactive—prioritize your sun safety today!
As the sun rises, the UV Index begins its gradual ascent, with a modest 1 at 7:00 AM. By 9:00 AM, it reaches a mild 2, signaling the start of a more sun-intensive day. However, the real intensity kicks in around 11:00 AM, when the index skyrockets to 9. It's at 12:00 PM that the UV rays peak, soaring to an alarming 12, before holding steady at 13 from 1:00 PM to 2:00 PM. Though the afternoon sees a decline, with values dropping to 5 by 5:00 PM, the sun still packs a punch. As the sky darkens and evening sets in, the UV Index drops back to a safe 1 by 7:00 PM. Be sure to protect your skin during those midday hours when UV exposure is at its highest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 2 | low | 45 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 11 | extreme | 10 min |
| 16:00 | 8 | very high | 15 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits significant seasonal changes, peaking during the warmer months. Starting in January with a UV Index of 8 categorized as very high, the risk escalates rapidly through March and April, reaching an extreme UV Index of 14 in July. The high-risk months are primarily from March to October, where the exposure category remains at extreme, with a quick burn time of just 10 minutes. November and December see a slight decrease in UV intensity, but caution is still advised due to very high exposure levels, particularly in November. Visitors and residents are strongly advised to use sun protection measures, such as sunscreen and protective clothing, during these peak months and limit sun exposure to maintain skin health.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| San Juan Ahuehueco | 8 | 10 | 13 | 13 | 13 | 13 | 14 | 13 | 13 | 12 | 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 |