Last updated: May 3, 2025
Staying informed about the UV Index in San Antonio Rayon, Mexico is essential for protecting your skin and overall health. With a climate characterized by warm temperatures and increased sun exposure, knowing the daily UV levels helps you take proactive measures against sunburn and long-term skin damage. From mid-morning through early afternoon, the UV Index can peak at a risky 12, indicating a high potential for harm without proper precautions. Understanding these levels empowers you to enjoy the beautiful sun while safeguarding your skin’s health.
The UV Index throughout the day presents a fascinating arc of intensity. Between 07:00 and 09:00, the index remains low, peaking at just 2. However, as the clock strikes 10:00, a notable increase is observed, with the index soaring to 5. The sun reaches its zenith around 12:00, with a striking 11, signaling a peak UV exposure period. This intensity continues at 12:00 and 13:00, both hitting 12 before gradually descending. By 15:00, it drops to 10, and further diminishes to 4 by 17:00, winding down to a gentle 1 by 19:00. It’s a reminder to embrace sun safety during peak hours!
| 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 | 8 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 10 | very high | 15 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index exhibits significant seasonal variation, with the highest values occurring from February through September, marking a period of extreme sun exposure. Notably, March through August are classified as high-risk months, featuring an extreme exposure category with a UV Index consistently at 12 or higher—which necessitates caution, as the burn time is a mere 10 minutes. Residents and visitors should prioritize sun safety during these months by wearing protective clothing, using broad-spectrum sunscreen, and seeking shade during peak hours. As the year progresses, a drop in UV intensity occurs, with October through December seeing lower levels that still warrant attention, particularly in October and November, when the UV Index registers as very high. Taking these precautions can help mitigate the risk of harmful UV exposure year-round.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| San Antonio Rayon | 7 | 9 | 12 | 12 | 12 | 12 | 13 | 12 | 12 | 10 | 8 | 6 |
| 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 |