Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of San Ildefonso Amatlan, Mexico. With its distinct Cwb climate, the region experiences significant UV exposure, particularly during peak sunlight hours. By being aware of UV levels, individuals can take necessary precautions to prevent sunburn and protect their skin health. For instance, during midday hours, the UV Index can soar as high as 15, indicating a serious risk for unprotected skin. Whether you're enjoying outdoor activities or exploring the beautiful surroundings, knowing how to navigate UV risks is essential for maintaining your well-being in this picturesque area.
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 in the region demonstrates extreme levels from January through September, peaking at 15 in March, April, May, June, July, and September, with only slight decreases to 14 in August and 13 in October. Notably, the high-risk months for sun exposure are predominantly from January to September, where the burn time remains at a critical 10 minutes across these months. Visitors and residents are strongly advised to take precautions by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sunlight hours to minimize the risk of UV-related health issues. In November, the UV index decreases to 11 and falls to 10 in December, indicating a slight reprieve, but continued vigilance is recommended as the exposure level remains significant.
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 |
| San Ildefonso Amatlan | 11 | 13 | 15 | 15 | 15 | 15 | 15 | 14 | 15 | 13 | 11 | 10 |