Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Josefa Ortiz de Dominguez (La Esmeralda), where the combination of tropical climate and high solar exposure can lead to significant risks for skin health. With UV levels peaking at 13 during midday hours, awareness of these levels is essential for preventing harmful sunburn and long-term skin damage. By familiarizing yourself with the daily UV Index, you can take proactive measures to protect yourself while enjoying the sunny weather typical of this vibrant region. Stay informed, stay safe, and make the most of your time outdoors!
Today's UV index reveals a dramatic rise in sunlight intensity throughout the morning and afternoon. Starting at a low 1 at 7:00 AM and 8:00 AM, the index climbs gradually until it reaches a peak of 12 by noon and 13 from 1:00 PM to 2:00 PM. This is the time to stay cautious, as the afternoon sun delivers its strongest rays, showing a formidable UV index of 13! As the day progresses, the UV levels begin to drop, hitting 10 at 3:00 PM, then declining to 4 by 5:00 PM, and finally settling back to 1 after 6:00 PM. Remember to 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 | 12 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 10 | very high | 15 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 UV index experiences significant fluctuations throughout the year, with the highest levels observed from March to October, where it consistently reaches an extreme exposure category of 10-15. Specifically, July marks the peak month with a UV Index of 15, indicating a burn time of just 10 minutes. Other high-risk months include February through June, where the index remains above 12. January and November see a drop to 10, categorized as very high, with increased burn times of 15 minutes. Given these measurements, it is crucial for both visitors and residents to adopt protective measures such as wearing sunscreen, hats, and protective clothing, especially during peak hours from March through October. Staying mindful of UV exposure will help ensure outdoor activities remain enjoyable and safe.
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 |
| Josefa Ortiz de Dominguez (La Esmeralda) | 10 | 12 | 14 | 14 | 14 | 13 | 15 | 13 | 13 | 12 | 10 | 9 |
| 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 |