Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in San Pedro Huamelula, Mexico, where the sun shines brightly throughout the year. Awareness of UV levels is essential to prevent sunburn and protect your skin health, particularly as exposure can lead to long-term damage and increase the risk of skin cancer. This coastal town, characterized by its Aw climate, experiences high UV readings, with peak levels reaching a significant 14 around midday. Being informed about daily UV fluctuations can empower you to take necessary precautions, ensuring that your time outdoors remains safe and enjoyable.
As the day unfolds, the UV Index rises dramatically, peaking at an intense 14 between 1 PM and 2 PM. Starting from a mild 1 in the early morning at 7 AM, sun exposure becomes more significant as the hours pass. By 10 AM, the index escalates to 6, and by 11 AM, it reaches 9, signaling the need for sun protection. At noon, the UV Index hits a scorching 12, a reminder that outdoor adventures should be approached with caution. Following the zenith at 1 PM, the levels gradually decline, falling to 7 by 4 PM and settling at a low 1 again by 7 PM. Stay safe and be sun smart during these peak hours!
| 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 | 9 | very high | 15 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 14 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 11 | extreme | 10 min |
| 16:00 | 7 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index throughout the year demonstrates significant seasonal variation, with the highest values occurring from February to October. Late winter to early fall (January to October), particularly March to October, are identified as high-risk months, exhibiting an extreme exposure category and a critical burn time of just 10 minutes. In these months, the UV Index peaks at 14, urging individuals to take necessary precautions. From November to December, the UV Index declines, though it remains in the very high category with a burn time of 15 minutes. Visitors and residents are strongly advised to limit sun exposure, wear protective clothing, and apply sunscreen diligently during high-risk months, especially during peak hours, to safeguard against harmful UV rays.
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 |
| San Pedro Huamelula | 10 | 12 | 13 | 14 | 14 | 13 | 14 | 13 | 13 | 12 | 10 | 9 |
| 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 |