Last updated: May 3, 2025
In Arroyo Blanco, Mexico, understanding the UV Index is crucial for protecting your skin and overall health. With high UV levels peaking at 12 during midday, awareness can help prevent painful sunburns and long-term skin damage. The region's Aw climate delivers plenty of sunshine, making it essential to monitor UV exposure risks throughout the day. Armed with this knowledge, you can enjoy the beautiful weather safely while safeguarding your skin against harmful effects.
As the day unfolds, the UV Index reveals a dynamic shift in sun exposure. Early hours see a gentle start, with values of 1 at both 07:00 and 08:00. However, by 09:00, it climbs to 3, signaling an increase in UV intensity. The real peak occurs around midday, where the index soars to a scorching 12 at 12:00 and reaches its zenith with a striking 13 at 13:00 and 14:00—a reminder to seek shade and protect your skin. The intensity gradually wanes, dipping to 10 by 15:00 and then descending to 4 at 17:00, before evening settles in with a gentle 2 at 18:00 and returning to 1 by 19:00. Balancing safety with sun enjoyment is key as the day transitions from peak exposure to the soothing dusk.
| 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 | 13 | extreme | 10 min |
| 14:00 | 13 | 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 reveal a significant fluctuation, with high-risk months predominantly occurring from February to September. The UV Index peaks in July at 14, categorizing it as extreme, while April, May, June, and September consistently maintain an extreme rating of 13. January sees a drop to very high at 9 but quickly escalates in February to 11, indicating a need for heightened awareness. Conversely, November and December return to very high levels, albeit with longer burn times of 15 minutes. Given this data, it is crucial for visitors and residents to take protective measures during the extreme months, such as wearing sunscreen, protective clothing, and seeking shade, especially within a burn time of 10 minutes. Being vigilant about UV exposure can significantly reduce the risk of skin damage and enhance overall well-being.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Arroyo Blanco | 9 | 11 | 12 | 13 | 13 | 13 | 14 | 12 | 13 | 12 | 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 |