Last updated: June 2, 2025
In Santa Catalina Quieri, Mexico, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn, particularly in the region's Cwb climate, which features variable temperatures and significant sun exposure. Understanding UV levels helps residents and visitors alike protect themselves from harmful rays that can lead to skin damage and increase the risk of skin cancer. With peak UV Index values soaring to 15 during midday, it's essential to stay informed and take proactive measures to enjoy the beautiful, sunny days while safeguarding your skin.
The UV Index paints a vivid picture of the sun's intensity throughout the day, peaking dramatically by noon. Starting gently at 1 at 07:00, the index gradually rises, reaching 6 by 10:00. As the clock strikes 11:00, the UV intensity escalates to a robust 10, signaling the need for sun protection. The highest levels occur from 12:00 to 13:00, with a blistering maximum of 15 at 13:00. After this midday zenith, the index begins its descent, dropping to 14 at 14:00 and further declining to 12 by 15:00. As evening approaches, the UV levels soften, falling to 2 by 18:00 and finally settling back to 1 as the sun sets at 19:00. This data underscores the importance of vigilance during the peak hours to ensure skin safety in the sun.
| 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 | 13 | extreme | 10 min |
| 13:00 | 15 | extreme | 10 min |
| 14:00 | 14 | extreme | 10 min |
| 15:00 | 12 | extreme | 10 min |
| 16:00 | 8 | very high | 15 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index in the region demonstrates extreme levels from January through September, peaking at 15 in March, April, May, June, July, and September, with only slight decreases to 14 in August and 13 in October. Notably, the high-risk months for sun exposure are predominantly from January to September, where the burn time remains at a critical 10 minutes across these months. Visitors and residents are strongly advised to take precautions by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sunlight hours to minimize the risk of UV-related health issues. In November, the UV index decreases to 11 and falls to 10 in December, indicating a slight reprieve, but continued vigilance is recommended as the exposure level remains significant.
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 |
| 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 |
| Santa Catalina Quieri | 11 | 13 | 15 | 15 | 15 | 15 | 15 | 14 | 15 | 13 | 11 | 10 |