Last updated: May 3, 2025
In Dieciocho de Marzo, Mexico, staying informed about the UV Index is crucial for safeguarding your skin while enjoying the beautiful, sunny climate of this region. Understanding UV levels not only helps in preventing painful sunburns but also plays a vital role in maintaining long-term skin health and preventing serious conditions like skin cancer. With the UV Index reaching its peak at 12 during midday, residents and visitors should be particularly vigilant, as the Aw climate brings heightened exposure risks. Equip yourself with the knowledge to protect your skin and revel in the beauty of Dieciocho de Marzo safely!
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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dieciocho de Marzo | 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 |