Last updated: July 2, 2025
Understanding the UV Index is crucial for the residents and visitors of Vicente Guerrero, Mexico, where the climate is characterized by warm temperatures and abundant sunshine. With UV levels reaching their peak at midday—soaring to a high of 13 at 1 PM—being mindful of sun exposure can significantly reduce the risk of sunburn and long-term skin damage. With the area's tropical climate, awareness of the UV Index can help you make informed decisions that protect your skin and overall health while enjoying the beautiful outdoors. Whether you're lounging on the beach or exploring the vibrant local culture, knowing the UV levels can empower you to enjoy Vicente Guerrero safely.
The UV Index for the day presents a dynamic trajectory, peaking sharply around midday. Starting at a low of 1 at 7:00 AM, it gently rises to 3 by 9:00 AM. The intensity reaches high levels as it climbs to 5 at 10:00 AM, before surging to a staggering 12 by noon, indicating an increased risk for harm from unprotected sun exposure. The index continues to soar, hitting its zenith at 13 from 1:00 PM to 2:00 PM. Fortunately, a gradual decline begins in the late afternoon, lowering to 7 by 4:00 PM, and easing further to a 2 at 6:00 PM before tapering off to 1 by 7:00 PM. Sun safety is crucial during those peak hours, so stay protected and enjoy the sunshine responsibly!
| 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 | 5 | moderate | 30 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 11 | extreme | 10 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The seasonal UV changes reveal that the highest UV Index values occur from March to September, with extreme levels peaking at UV Index 13, requiring only 10 minutes of sun exposure before burns can occur. The high-risk months are primarily from February to October, where the UV Index consistently reaches extreme levels; particularly, April through September pose the greatest risk. Visitors and residents should take precautions during these months by wearing protective clothing, applying sunscreen regularly, and seeking shade during peak sunlight hours to minimize UV exposure and prevent skin damage. In contrast, November to January see lower UV levels categorized as very high, with longer burn times, but caution is still advised.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Vicente Guerrero | 9 | 11 | 12 | 13 | 13 | 13 | 13 | 12 | 13 | 11 | 9 | 8 |
| 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 |