Last updated: August 1, 2025
In Jose Maria Patoni, Mexico, being aware of the UV Index is crucial for safeguarding your skin against harmful ultraviolet radiation. Understanding UV levels is vital not only for preventing painful sunburns but also for maintaining long-term skin health. With the region's BSh climate, residents and visitors face significant UV exposure, especially between 10 AM and 4 PM, when the index peaks at 13—a level that can quickly lead to skin damage. Familiarizing yourself with the UV Index can empower you to enjoy the sunny days while taking essential precautions for your skin's safety.
The UV Index on this particular day exhibits a clear ascent as the sun rises, starting at a low 0 at 7:00 AM and gradually increasing to a moderate 1 by 8:00 AM. The intensity intensifies significantly through the morning, peaking at 11 by noon. The highest level, an impressive 13, is reached during the afternoon hours at both 1:00 and 2:00 PM, indicating a critical time for sun exposure. As the day progresses, the index begins to taper off, dropping to 10 by 4:00 PM, and continuing downwards to 2 by 7:00 PM. This data underscores the importance of sun protection during peak hours, especially between 11:00 AM and 2:00 PM, when UV radiation reaches its most potent levels. Always remember to stay safe and shield yourself from those UV rays!
| 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 | 12 | 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 experiences significant seasonal changes, peaking from March to October when it reaches extreme levels (12-14), necessitating careful attention to sun exposure. February marks the transition into the very high exposure category, while January and December see a lower risk in the high exposure zone. The months of March through October, particularly April, May, June, July, August, September, and October, represent high-risk periods where a burn can occur in just 10 minutes. Residents and visitors should take precautions during these months, including wearing protective clothing, using sunscreen with a high SPF, and seeking shade during peak hours. In November, the UV Index drops to a very high level, with a burn time of 15 minutes, reminding us to remain vigilant as the seasons transition. Regularly monitoring UV levels is essential for maintaining skin health throughout the year.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jose Maria Patoni | 7 | 10 | 12 | 14 | 14 | 13 | 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 |