Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Rinconada de los Vazquez (Fraccionamiento), where the sun's rays can be intense due to its Cwb climate zone. Awareness of UV levels not only aids in preventing painful sunburns but also plays a vital role in maintaining long-term skin health. With UV Index values peaking at an alarming 15 around midday, it’s essential for locals to stay informed and take protective measures during the height of exposure to ensure a safe and enjoyable time outdoors.
As the day unfolds, the UV Index begins to soar, starting at a low 0 by 7:00 AM. By 8:00 AM, it inches up to 1, signaling the gradual approach of stronger sunlight. The 9:00 AM hour sees a modest rise to 2, but it’s really by 10:00 AM that we experience a significant jump to 5, hinting at more intense UV exposure. The peak arrives around 1:00 PM, where the index reaches a striking 14, just before maxing out at 15 by 2:00 PM—the perfect time to seek shade or sunscreen! After this towering high, the figures begin to retreat, dropping to 10 at 4:00 PM, and winding down to 3 by the evening hours at 6:00 PM. As the sun sets, the UV index falls to 1 at 7:00 PM, allowing for a gentle end to the day’s sunbathing adventures. Remember—protect your skin during those peak hours!
| 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 | 5 | moderate | 30 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 14 | extreme | 10 min |
| 14:00 | 15 | extreme | 10 min |
| 15:00 | 13 | extreme | 10 min |
| 16:00 | 10 | very high | 15 min |
| 17:00 | 6 | high | 25 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
Throughout the year, the UV Index displays significant seasonal variations, peaking between March and October with extreme levels recorded from February to October. The highest UV Index occurs in April and May at 15, where the burn time is as little as 10 minutes. January experiences a very high UV Index of 9, while November and December see a decline to 10 and 8 respectively, returning to very high levels with a longer burn time of 15 minutes. Visitors and residents should exercise caution during high-risk months, particularly from February to October, and take protective measures such as wearing sunscreen, protective clothing, and seeking shade, especially during midday hours when UV radiation is most intense.
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 |
| Rinconada de los Vazquez (Fraccionamiento) | 9 | 11 | 14 | 15 | 15 | 14 | 13 | 14 | 14 | 12 | 10 | 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 |