Last updated: June 2, 2025
Understanding the UV Index in Cerro Blanco, Mexico is crucial for everyone who enjoys the sun-splashed beauty of this vibrant locale. The UV levels throughout the day can vary significantly, peaking at a hazardous UV Index of 13 around noon, underscoring the need for sun protection to prevent sunburn and maintain long-term skin health. With Cerro Blanco's typical warm climate, residents and visitors alike must be aware of the potential risks associated with high UV exposure, especially during the midday hours. By staying informed about the UV Index, you can enjoy the sunshine while safeguarding your skin against its harmful effects.
The UV Index for today reveals a striking pattern of sun intensity throughout the day. Starting at 7:00 AM, the index is a modest 1, but as the sun rises, so does the intensity—by 10:00 AM, it skyrockets to 7. The peak arrives at noon and 1:00 PM with a blistering 13, indicating a crucial time to protect your skin. As the afternoon progresses, from 2:00 PM to 3:00 PM, the index remains high but begins to taper off, dropping to 9 by 3:00 PM. The gentle decline continues into the evening, with UV levels plummeting to 1 by 6:00 PM and holding steady until sunset. Be mindful of the midday sun—it’s when the rays are most potent and protection is essential.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 12 | 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 experiences significant seasonal variations, peaking from March through October when it reaches extreme levels. The highest values occur in April and May with a UV Index of 14, and the burn time is as short as 10 minutes during these months. January and February are also high-risk months with indices of 8 and 10, respectively, necessitating careful sun protection, as exposure can lead to burns in as little as 15 minutes. From November onward, the index gradually decreases, with burn time extending to 25 minutes in December. Visitors and residents should exercise caution and take protective measures, especially during the spring and summer months, by using sunscreen, wearing protective clothing, and seeking shade when possible.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cerro Blanco | 8 | 10 | 13 | 14 | 14 | 13 | 13 | 13 | 13 | 12 | 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 |