UV Index in San Marcos Zacatepec, Mexico

Last updated: July 2, 2025

In San Marcos Zacatepec, Mexico, being aware of the UV Index is essential for safeguarding your health under the sun. With the region's Cwb climate, the UV levels can soar, peaking at a dangerous 14 during midday hours, making it crucial to understand these fluctuations. Knowing the UV index helps in preventing sunburn and protecting skin health, ensuring you enjoy outdoor activities without the harmful effects of elevated sun exposure. As you soak in the beauty of San Marcos Zacatepec, keep an eye on the UV Index to stay safe and healthy while under the sun.

Hourly UV Index in San Marcos Zacatepec

As the sun rises, the UV Index begins its climb from a gentle 1 at 07:00, nudging upwards to 2 by 09:00. By mid-morning, the intensity escalates to 5 at 10:00, signaling the need for some sun safety. The peak arrives at noon with a sizzling 12, reaching a blistering 14 by 13:00 and 14:00, marking the hours of most intense sun exposure. As afternoon fades, the UV Index gradually recedes to 12 at 15:00, before cooling further to 5 by 17:00, and finally winding down to 1 by 19:00. During the peak hours, make sure to stay protected and enjoy the sunshine responsibly!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:001low45 min
08:001low45 min
09:002low45 min
10:005moderate30 min
11:009very high15 min
12:0012extreme10 min
13:0014extreme10 min
14:0014extreme10 min
15:0012extreme10 min
16:009very high15 min
17:005moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in San Marcos Zacatepec

Throughout the year, UV Index levels exhibit significant variability, peaking during the spring and summer months. The highest risks of UV exposure occur from February to October, with the most extreme values ranging from 14 to 15. Specifically, March to May and June to October present *critical threats, with a consistent burn time of just 10 minutes. As such, visitors and residents are advised to take precautionary measures during these high-index months. This includes wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak sunlight hours. Conversely, November and December see lower UV levels, classified as very high, with burn times extending to 15 minutes, but caution is still warranted.

Monthly Maximum UV Index for San Marcos Zacatepec, Mexico

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in San Marcos Zacatepec. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec10131415151414141412109
Data source: Statistical UV Index data for San Marcos Zacatepec, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare San Marcos Zacatepec UV Index with Other Mexico Cities

The table above highlights how UV exposure in San Marcos Zacatepec compares to other major locations across Mexico. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
San Marcos Zacatepec's solar exposure compared to other cities in Mexico. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Guadalajara UVI911141414131313131298
Iztapalapa UVI10121415141414141412108
Ecatepec de Morelos UVI10121415151414131412108
Mexico City UVI10121415151414131412108
San Marcos Zacatepec10131415151414141412109
Puebla UVI10121415151515141413109