Last updated: May 3, 2025
In San Juan la Cienega, Mexico, staying aware of the UV Index is crucial for protecting your skin and overall health. Understanding the daily UV levels can help you prevent painful sunburns and reduce long-term risks of skin conditions caused by excessive sun exposure. With a climate characterized by warm temperatures and high sunlight, residents and visitors alike face significant UV exposure, especially during peak hours. On particularly intense days, the UV Index can soar to a staggering 15, underscoring the need for vigilant sun safety practices. By keeping informed about the UV Index, you can enjoy the sunshine while ensuring your skin's protection and well-being.
As the sun rises, the UV Index starts off gently, reaching a maximum of 1 by 7:00 AM. However, as the day progresses, it climbs dramatically, peaking at an intense 15 by 1:00 PM. The UV intensity is particularly strong between 11:00 AM and 2:00 PM, with values soaring to a staggering 13 at noon and 14 by 2:00 PM. After this midday surge, the index gradually drops, settling back to a moderate 5 by 5:00 PM and declining further to 1 by 7:00 PM. It's essential to protect your skin during those peak hours to ensure safe and enjoyable outdoor activities!
| 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 | 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 |
The UV Index experiences significant seasonal fluctuations, with high-risk months primarily occurring from February through October. During this period, the UV Index reaches extreme levels, peaking at 15 in April, May, July, and fluctuating between 12 and 14 in other summer months. Burn times are notably short, with exposure times as little as 10 minutes required for potential sunburn. Residents and visitors are strongly advised to take precautions during these months; this includes wearing protective clothing, applying broad-spectrum sunscreen, seeking shade, and avoiding peak sun hours whenever possible. As we transition into November and December, the UV Index decreases to 10 and 9, respectively, allowing for a moderate level of exposure, although caution is still recommended.
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 |
| San Juan la Cienega | 10 | 12 | 14 | 15 | 15 | 14 | 15 | 14 | 14 | 12 | 10 | 9 |
| Puebla UVI | 10 | 12 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 10 | 9 |