Last updated: May 3, 2025
Understanding the UV Index in Santiago Tilantongo, Mexico is essential for safeguarding your skin and overall health. This highland region, characterized by its cool temperate climate, sees significant UV exposure that can lead to sunburns and long-term skin damage. With peak UV levels reaching a staggering 15 at noon, it’s crucial for residents and visitors alike to be aware of the risks associated with such intensity. By staying informed about daily UV fluctuations, you can take proactive steps to protect yourself—from applying sunscreen to seeking shade—ensuring your outdoor activities remain safe and enjoyable.
The day's UV Index tells a dramatic story of rising sun exposure, beginning at a mild 1 at 7:00 AM and gradually climbing through the morning. By 10:00 AM, it surges to 6, signaling a notable increase in UV intensity. The peak occurs at 12:00 PM with a striking 14 and reaches its highest point of 15 from 1:00 PM to 2:00 PM, warning us to take extra precautions. As the sun begins to lower, the index gracefully descends, dropping to 9 at 4:00 PM, and tapering off to a gentle 1 by 7:00 PM, marking a gradual retreat from the day's intense sun. Always remember:protect your skin during peak hours!
| 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 | 10 | very high | 15 min |
| 12:00 | 14 | extreme | 10 min |
| 13:00 | 15 | extreme | 10 min |
| 14:00 | 15 | 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 displays a consistent pattern of extreme levels from January to July, with values peaking at 15 in March through June. This indicates a significant risk for skin damage, with a minimal exposure burn time of just 10 minutes throughout these months. The intensity slightly decreases in August and September to 14, followed by a drop to 13 in October and 11 in November. December shows a further decline to a very high level of 9, allowing for a lengthened burn time of 15 minutes. Visitors and residents are strongly advised to take precautionary measures, particularly during the high-risk months from January to October, by applying broad-spectrum sunscreen, wearing protective clothing, and limiting sun exposure during peak hours to maintain skin health and safety.
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 |
| Puebla UVI | 10 | 12 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 10 | 9 |
| Santiago Tilantongo | 11 | 13 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 11 | 9 |