Last updated: July 2, 2025
Staying informed about the UV Index is crucial for residents and visitors of Hermenegildo Galeana, Mexico, where the sun shines bright and the climate is characterized by warm, sunny days. Understanding the UV levels helps in preventing sunburn and protecting overall skin health, allowing you to enjoy the outdoors safely. With peak UV exposure typically occurring between 12:00 PM and 2:00 PM, where levels can soar to an intense 13, being aware of these risks is essential for anyone planning outdoor activities in this beautiful region. Whether you’re lounging on the beach or exploring nature, knowing the UV Index empowers you to take necessary precautions and make informed decisions about sun safety.
At 07:00 and 08:00, the UV Index remains low, peaking at 1, making it a safe time for outdoor activities. However, as the day progresses, the sun’s intensity ramps up sharply. By 10:00, the index reaches 5, climbing to a striking 11 by noon. The day hits its peak at 13:00 and 14:00, with a UV Index of 13, warranting caution and sun protection. As the afternoon unfolds, you’ll find a gradual decline: readings drop to 11 at 15:00, then 8 at 16:00, further easing to 2 by 18:00, and finally settling back to 1 by 19:00. Remember, to enjoy the sun safely, consider protective measures during the high UV 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 | 13 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 11 | extreme | 10 min |
| 16:00 | 8 | very high | 15 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
During the year, the UV Index exhibits significant seasonal changes, peaking from March to October where it ranges from 11 to 13 in the extreme category. The high-risk months are March through September, where the burn time is as short as 10 minutes, necessitating vigilant sun protection. In contrast, January and February still present very high levels with a UV Index of 8 and 10, suggesting that visitors should remain cautious, while November and December see some relief with a drop to 8 and 7, respectively. To safeguard against harmful UV exposure, it is essential for both residents and visitors to apply sunscreen, wear protective clothing, and seek shade, especially during peak hours from late morning to early afternoon. Stay informed and prioritize sun safety throughout the year!
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hermenegildo Galeana | 8 | 10 | 11 | 12 | 13 | 13 | 13 | 12 | 12 | 11 | 8 | 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 |