Last updated: June 2, 2025
In the sunny locale of San Juan Ahuehueyo, Mexico, understanding the UV Index is crucial for ensuring skin health and preventing sunburn. With a climate classified as Aw, the region experiences significant solar exposure, particularly during midday when UV levels can reach their peak of 14—a level that poses serious risks for those unprotected. By staying informed about the UV Index, residents and visitors alike can take proactive measures to safeguard their skin, making it easier to enjoy the beautiful outdoor lifestyle that San Juan Ahuehueyo has to offer. Remember, awareness is the first step in protecting yourself from harmful UV rays!
As the sun rises, the UV Index begins its climb from a gentle 1 at 07:00, nudging upwards to 2 by 09:00. By mid-morning, the intensity escalates to 5 at 10:00, signaling the need for some sun safety. The peak arrives at noon with a sizzling 12, reaching a blistering 14 by 13:00 and 14:00, marking the hours of most intense sun exposure. As afternoon fades, the UV Index gradually recedes to 12 at 15:00, before cooling further to 5 by 17:00, and finally winding down to 1 by 19:00. During the peak hours, make sure to stay protected and enjoy the sunshine responsibly!
| 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 | 14 | extreme | 10 min |
| 14:00 | 14 | extreme | 10 min |
| 15:00 | 12 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, seasonal changes in UV Index highlight periods of both low and extreme risk for sun exposure. January and November begin the year with a very high UV Index of 9, allowing for a burn time of 15 minutes. However, as spring approaches, February through October see an escalation into the extreme category, with UV Index values peaking at 14 in April, June, July, August, and September, demanding a burn time of just 10 minutes. The high-risk months for sun exposure are clearly from February to October, when individuals should exercise extra caution and employ protective measures such as sunscreen, hats, and sunglasses. Residents and visitors are advised to remain vigilant during these months to minimize skin damage and ensure safety while enjoying outdoor activities.
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 |
| San Juan Ahuehueyo | 9 | 12 | 13 | 14 | 13 | 14 | 14 | 13 | 14 | 11 | 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 |