Last updated: July 2, 2025
In El Paranal (Arocha), Mexico, being aware of the UV Index is essential for protecting your skin and promoting overall health. With the region's Csa climate, residents and visitors experience high UV exposure, particularly between 11 AM and 2 PM when the index peaks at a staggering 12. Understanding UV levels is crucial for effective sunburn prevention and reducing the risk of longer-term skin damage. By staying informed and taking necessary precautions, you can enjoy the sun safely while minimizing health risks associated with overexposure.
At dawn, 7:00 AM, the UV Index starts low at 1, signaling a gentle morning sun. As the day unfolds, it gradually climbs to 2 by 8:00 AM, and then to 3 at 9:00 AM, hinting at the sun's increasing strength. The peak intensity occurs between 12:00 PM and 1:00 PM, where it skyrockets to a blistering 11 and 12, urging sun seekers to seek shade and apply sunscreen. Following this zenith, the UV Index begins to taper off, dropping to 9 by 3:00 PM, before easing down to 3 at 5:00 PM, and finally returning to a minimal 1 by evening. This hourly breakdown emphasizes the importance of sun safety during the midday hours when UV radiation is most potent.
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 2 | low | 45 min |
09:00 | 3 | moderate | 30 min |
10:00 | 6 | high | 25 min |
11:00 | 9 | very high | 15 min |
12:00 | 11 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 11 | extreme | 10 min |
15:00 | 9 | very high | 15 min |
16:00 | 6 | high | 25 min |
17:00 | 3 | moderate | 30 min |
18:00 | 1 | low | 45 min |
19:00 | 1 | low | 45 min |
The UV Index exhibits significant seasonal variations, peaking between March and October, where the exposure category is predominantly extreme. Notably, the months of April and May maintain an index of 13, indicating critical sun exposure risks with a burn time of just 10 minutes. March also presents a high risk with a UV index of 12. Residents and visitors should be particularly vigilant during these months, as skin damage can occur quickly. In contrast, November and December show a reduction in risk, with indices declining to 9 and 7, respectively. Advising individuals to apply sunscreen, wear protective clothing, and seek shade during peak sun hours is essential, especially in high-risk months.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
El Paranal (Arocha) | 8 | 10 | 12 | 13 | 13 | 13 | 12 | 12 | 12 | 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 |