Last updated: July 2, 2025
Awareness of the UV Index is crucial for residents and visitors in Arenal del Centro (La Maquina), Mexico, where the sun's intensity can pose significant risks. Understanding UV levels helps prevent sunburn and promotes better skin health, particularly in a region known for its warm, sunny climate. With peak UV exposure reaching levels as high as 13 during midday, it's essential to stay informed and take protective measures to enjoy the beauty of Arenal del Centro safely. Embrace the sun while prioritizing your skin—knowledge is your best defense!
The UV Index throughout the day showcases a dynamic shift in sun intensity. Starting at a low 0 at 7:00 AM, the index gradually climbs, reaching a moderate 2 by 9:00 AM. However, the sun's strength peaks dramatically at 13 between 1:00 PM and 2:00 PM, indicating a very HIGH level of UV radiation—ideal conditions for seeking shade or applying sunscreen. As the afternoon winds down, the index dips to a more manageable 5 by 5:00 PM, and finally settles at 1 by 7:00 PM. For sun seekers, midday offers the most intensity, so planning outdoor activities accordingly can help ensure both enjoyment and safety!
| 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 | 8 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 13 | extreme | 10 min |
| 15:00 | 12 | extreme | 10 min |
| 16:00 | 9 | very high | 15 min |
| 17:00 | 5 | moderate | 30 min |
| 18:00 | 3 | moderate | 30 min |
| 19:00 | 1 | low | 45 min |
The seasonal UV changes indicate that from January to October, the UV Index remains consistently high, with several months categorized as extreme. The most critical months for UV exposure are February through October, where the UV Index peaks at 14 in April and June. **Burn times are notably short, often just 10 minutes, underscoring the necessity for caution. As November and December roll around, the UV Index gradually declines, but remains in the very high category, with burn times extending to 15 minutes. Visitors and residents should take proactive measures during high-risk months by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sun hours to minimize their risk of sunburn and long-term skin damage.
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 |
| Arenal del Centro (La Maquina) | 10 | 11 | 13 | 14 | 13 | 14 | 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 |