Last updated: May 3, 2025
In San Felipe de Hijar, Mexico, understanding the UV Index is crucial for protecting your skin and overall health. With the region's Csa climate, characterized by warm temperatures and abundant sunshine, the potential for harmful UV exposure is significant, especially during peak hours. By keeping an eye on UV levels, residents and visitors can effectively prevent sunburn and reduce the risk of long-term skin damage. As the sun reaches its zenith, with indices peaking at an intense 13 from 1 PM to 2 PM, it's essential to take proactive measures to shield yourself from the sun's powerful rays. Stay informed and enjoy the vibrant outdoors safely!
The UV index throughout the day reveals a dynamic pattern, starting from a low 0 at 7:00 AM and gradually climbing as the sun rises. By 10:00 AM, it reaches 4, signaling the start of potential sun sensitivity. As noon approaches, the intensity peaks dramatically at 12:00 PM with a UV index of 10, which is considered very high, urging outdoor enthusiasts to take protective measures. The afternoon hours continue to show significant UV levels, with a maximum of 13 at 1:00 PM and 2:00 PM, before slowly tapering off in the later afternoon and evening, dropping back to 1 by 7:00 PM. This data emphasizes the importance of sun safety, especially during the midday hours when UV exposure poses the greatest risk.
| 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 | 4 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 12 | extreme | 10 min |
| 16:00 | 9 | 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 exhibits significant seasonal fluctuations, with the highest levels typically occurring from March to October, when exposure is classified as extreme for most months. April holds the peak UV Index at 14, resulting in a minimal burn time of just 10 minutes. The months of January and February also present high risk, characterized by very high indices of 8 and 10, respectively, where a burn can occur in as little as 15 minutes. Visitors and residents should take precautions, especially during March through October, by wearing protective clothing, applying sunscreen, and seeking shade to mitigate the risks of overexposure. As the UV Index drops in November and December, with values of 9 and 7, the risk decreases, allowing for safer outdoor activities with longer burn times of 15 and 25 minutes. Overall, awareness of these seasonal changes is crucial for health and safety during outdoor activities.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| San Felipe de Hijar | 8 | 10 | 13 | 14 | 13 | 14 | 13 | 13 | 13 | 11 | 9 | 7 |
| 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 |