Last updated: June 2, 2025
In San Fernando, Mexico, staying informed about the UV Index is essential for protecting your skin and maintaining overall health. Understanding UV levels not only aids in preventing sunburn but also plays a crucial role in long-term skin health. With a climate that often leads to elevated UV exposure, especially between 11 AM and 2 PM when levels peak at a spiking 12, residents and visitors must be vigilant. Being aware of these levels can help you enjoy the sun safely while minimizing the risks associated with harmful ultraviolet rays.
As the sun rises, the UV Index begins its ascent, starting at a mellow 1 at 07:00 and 08:00. By 09:00, it creeps up to a leisurely 3, but things heat up quickly. The peak intensity hits at 12:00, where the index soars to a sizzling 11, followed by a brief moment of 12 at 13:00—perfect for seeking shade! As the afternoon progresses, the index gradually subsides to 9 by 15:00, then gently dips to 4 at 17:00. By 19:00, it retreats back to a cozy 1, signaling a day well spent under the sun. Remember to stay protected during the peak hours! 🌞
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 | 11 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 11 | extreme | 10 min |
15:00 | 9 | very high | 15 min |
16:00 | 6 | high | 25 min |
17:00 | 4 | moderate | 30 min |
18:00 | 2 | low | 45 min |
19:00 | 1 | low | 45 min |
The UV Index varies significantly throughout the year, with high-risk months typically from February to September, where values reach their peak during April to August at an extreme level of 12. Visitors and residents should exercise caution during these months, especially due to the reduced burn time of just 10 minutes for peak exposure. Even in the earlier months like January, the UV Index of 6 poses a high risk, while October transitions to a lower but still significant 10, necessitating protective measures. To minimize the risk of sunburn and long-term skin damage, it is advisable to wear protective clothing, apply sunscreen regularly, and seek shade during peak sun hours, particularly between 10 AM and 4 PM.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
San Fernando | 6 | 9 | 10 | 12 | 12 | 12 | 12 | 12 | 12 | 10 | 7 | 6 |
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 |