Last updated: July 2, 2025
In Presa de los Serna, Mexico, being aware of the UV Index is essential for maintaining skin health and preventing sunburn. With its warm Csa climate, the region experiences significant UV exposure, particularly during midday hours when levels can reach a staggering 14. Understanding these UV levels empowers residents and visitors alike to take proactive measures, ensuring safe outdoor activities while minimizing the risk of harmful effects from the sun. Pay close attention to the UV Index to enjoy the beautiful landscapes of Presa de los Serna while safeguarding your skin from potential damage.
The UV Index throughout the day showcased a striking curve, starting at 0 at 7:00 AM and gradually rising as the sun climbed higher in the sky. By 10:00 AM, it reached 4, signaling the need for some sun protection. The index peaked at 14 between 2:00 PM and 3:00 PM, marking a high point in solar intensity where caution is essential. As the afternoon waned, values dropped back down, hitting 6 by 5:00 PM and gently descending to 1 by 7:00 PM. Overall, the 12:00 to 2:00 PM window was the most critical for safeguarding against harmful UV exposure. Remember to prioritize sun safety during these peak hours!
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 | 11 | extreme | 10 min |
13:00 | 13 | extreme | 10 min |
14:00 | 14 | extreme | 10 min |
15:00 | 12 | extreme | 10 min |
16:00 | 9 | very high | 15 min |
17:00 | 6 | high | 25 min |
18:00 | 3 | moderate | 30 min |
19:00 | 1 | low | 45 min |
Throughout the year, UV levels fluctuate significantly, with peak exposure occurring from February to October. March through October is identified as high-risk months, featuring an extreme UV Index consistently at 14 or higher and a minimal burn time of 10 minutes. Conversely, November and December show a decrease to a very high UV Index of 10 and 8, allowing for slightly longer exposure times of 15 minutes. Visitors and residents are strongly advised to take protective measures, especially during the extreme months, such as wearing sunscreen, protective clothing, and sunglasses, and seeking shade during peak daylight hours to minimize the risk of 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 |
Presa de los Serna | 9 | 11 | 14 | 15 | 15 | 14 | 14 | 14 | 13 | 12 | 10 | 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 |