Last updated: June 2, 2025
Understanding the UV Index in San Antonio de los Horcones, Mexico is crucial for everyone who enjoys the outdoors. With its semi-arid climate, this region experiences intense sun exposure, especially during peak hours. Familiarizing yourself with UV levels is vital for preventing sunburn and maintaining healthy skin, as harmful rays can lead to long-term damage. Typically peaking in the midday sun with a maximum of 14, residents and visitors alike should take proactive measures to protect themselves. Stay informed, stay safe, and enjoy the beautiful sunny days that San Antonio de los Horcones has to offer!
The UV Index throughout the day exhibits a dynamic rise and fall, beginning with a maximum of 0 at 7:00 AM. As the sun ascends, the index steadily climbs, reaching 1 by 8:00 AM and hitting 2 at 9:00 AM. The real surge occurs between 10:00 AM and 1:00 PM, where it peaks at an intense 14 at 1:00 PM, indicating the highest potential for skin damage. The index slightly dips to 12 by 3:00 PM but remains significant as the afternoon progresses. By 6:00 PM, it drops to 3, and by 7:00 PM, it's back to a manageable 1. For outdoor enthusiasts, the most crucial hours to seek shade or wear protection are clearly from 10 AM to 2 PM when the sun’s rays are 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 | 5 | moderate | 30 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 14 | 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 demonstrates significant seasonal changes, peaking during the late spring and summer months. From January to March, the index starts high but quickly escalates, reaching its maximum of 15 in both April and May. The months of February to October pose the highest risk, with an extreme exposure category, where the burn time is notably short at 10 minutes. Visitors and residents should be particularly vigilant during these high-risk months, especially from February to October, and adopt protective measures such as wearing sunscreen, hats, and protective clothing. As we approach the fall and winter months, the UV risk decreases but remains notably high in November and December. It is essential to stay informed and protect your skin year-round.
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 Antonio de los Horcones | 9 | 11 | 14 | 15 | 15 | 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 |