Last updated: May 3, 2025
Being aware of the UV Index is crucial for sun safety in Rancho Nuevo, Mexico, where high levels of ultraviolet radiation can pose significant skin health risks. With a tropical climate, the region experiences intense sun exposure, particularly during the midday hours when UV levels reach their peak, often climbing to a dangerous 12 around noon. Understanding these UV levels is essential for preventing sunburn and minimizing long-term skin damage. By taking proactive measures based on the UV Index, residents and visitors can enjoy the beautiful weather while protecting their skin from harmful effects.
The UV Index throughout the day presents an intriguing picture of sun exposure. Starting with a low of 0 at 7:00 AM, the index slowly climbs to 1 by 8:00 AM. As the sun ascends, 9:00 AM witnesses a rise to 2, followed by a leap to 4 at 10:00 AM. The intensity peaks impressively, reaching 10 at noon and hitting a maximum of 12 between 1:00 PM and 2:00 PM. As the afternoon unfolds, the index gradually declines: from 11 at 3:00 PM to 5 by 5:00 PM, and tapering off to 1 by 7:00 PM. This data highlights a striking reminder of the sun's potency during midday hours, urging outdoor enthusiasts to take precautions in peak UV times.
| 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 | 4 | moderate | 30 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 12 | extreme | 10 min |
| 14:00 | 12 | extreme | 10 min |
| 15:00 | 11 | 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 |
Throughout the year, UV levels fluctuate significantly, with the highest UV Index typically occurring from March to October, peaking at 14 in June. The months of March through October are classified under the extreme exposure category, where the burn time is reduced to only 10 minutes, highlighting a critical need for sun protection during this period. January and February also present very high UV levels, with burn times of 15 minutes, indicating that sun safety should not be overlooked even in the winter months. Visitors and residents alike are strongly advised to take precautions such as wearing sunscreen, protective clothing, and sunglasses, especially from late spring to early fall, when the risk of skin damage is heightened. Staying informed and vigilant about UV exposure can significantly reduce the risk of sun-related health issues.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rancho Nuevo | 9 | 10 | 13 | 13 | 13 | 14 | 13 | 13 | 13 | 11 | 9 | 8 |
| 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 |