Last updated: June 2, 2025
Awareness of the UV Index is crucial for residents and visitors of San Matias Petacaltepec, Mexico, especially given its Cwb climate, characterized by warm days and increased sun exposure. Understanding UV levels is vital for protecting against sunburn and ensuring skin health, as intense rays can lead to lasting damage. With the UV Index peaking at a remarkable 14 between noon and early afternoon, locals should be especially vigilant during these hours to mitigate risks, enjoying the sun safely while taking necessary precautions.
The UV Index today showcases a dramatic rise in intensity, starting from a mild 1 at 07:00 and 08:00. By 09:00, it climbs to 3, but the real surge begins shortly after, peaking at an impressive 14 between 13:00 and 14:00. This marks the hottest point of the day, where sun protection is crucial. As the afternoon fades, the index gradually decreases, sliding to 11 at 15:00 and dropping to a manageable 2 by 18:00. It’s vital to stay vigilant during midday hours when the UV Index reaches its zenith at 13:00. Enjoy the sunshine, but don’t forget your sunscreen!
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 | 10 | very high | 15 min |
12:00 | 13 | extreme | 10 min |
13:00 | 14 | extreme | 10 min |
14:00 | 14 | 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 |
The UV Index exhibits significant seasonal variation, peaking during the months of February through October, where the index consistently falls within the extreme category (10-15) and the burn time is notably short at 10 minutes. March, April, May, July, and August see UV Index levels reaching their highest at 15, indicating very high risk for skin damage from sun exposure. January and November are also identified as high-risk months, with UV levels at 10, but with a slightly longer burn time of 15 minutes. During these peak months, it is crucial for both visitors and residents to take protective measures, such as wearing sunscreen, hats, and protective clothing, and seeking shade during the hottest parts of the day to minimize UV exposure and reduce the risk of sunburn.
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 |
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 |
San Matias Petacaltepec | 10 | 13 | 14 | 15 | 15 | 14 | 15 | 14 | 14 | 12 | 10 | 9 |
Puebla UVI | 10 | 12 | 14 | 15 | 15 | 15 | 15 | 14 | 14 | 13 | 10 | 9 |