Last updated: September 1, 2025
In Paso del Perro, Mexico, understanding the UV Index is crucial for protecting your skin and overall health. The UV Index provides essential information about the strength of ultraviolet radiation, helping residents and visitors alike prevent sunburn and long-term skin damage. With a warm climate characterized by a high potential for UV exposure, particularly during the midday hours where the index soars up to 12, awareness of UV levels is vital. By keeping an eye on the daily UV index, you can enjoy the beautiful sun-soaked days of Paso del Perro while safeguarding your skin against harmful effects.
The UV Index provides crucial insight into sun exposure throughout the day, peaking dramatically during mid-afternoon. Starting gently at 1 from 07:00 to 09:00, it quickly escalates, reaching 5 by 10:00. The heart of the day sees the UV Index soar, peaking at an intense 12 from 13:00 to 14:00, indicating a high risk of harm from unprotected sun exposure. As the sun begins its descent, the UV levels gradually decline, tapering off to 5 by 17:00, and returning to a safer 1 by sunset at 19:00. For anyone planning outdoor activities, it’s essential to seek shade and protect 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 | 8 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 10 | very high | 15 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 |
Throughout the year, seasonal UV changes show a significant increase in UV Index values from January to October, peaking in June with an index of 13 classified as extreme. The most high-risk months for UV exposure are from March to October, where the index consistently remains 11 or higher. Specifically, March to July features extreme levels, with burn times as short as 10 minutes during this period. Visitors and residents are strongly advised to take precautions such as wearing protective clothing, applying sunscreen, and seeking shade during peak sun hours, especially from March to September, to mitigate the risks of harmful UV exposure. As the year progresses, both November and December see a decrease in UV levels, but caution should still be exercised with high risk in November.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Paso del Perro | 7 | 10 | 11 | 12 | 12 | 13 | 12 | 12 | 12 | 11 | 8 | 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 |