UV Index in Atoluca, Mexico

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents and visitors in Atoluca, Mexico, where the sun's intensity can reach dangerously high levels. Recognizing the UV levels not only aids in sunburn prevention but also plays a significant role in maintaining long-term skin health. With a Cfb climate that brings warm temperatures year-round, Atoluca experiences pronounced UV exposure, particularly between 10 AM and 2 PM, when the index peaks at a staggering 15. Being aware of these UV levels ensures you can enjoy the beautiful Mexican sun while protecting your skin from harmful effects.

Hourly UV Index in Atoluca

The UV Index starts low in the morning, with values of 1 at both 07:00 and 08:00. As the day unfolds, it ** climbs steadily**, peaking at a striking 15 during the afternoon hours of 13:00 and 14:00. This indicates an intense level of UV radiation, which necessitates taking precautions against sun exposure. By 15:00, the index begins to dip, indicating a gradual decrease in UV intensity, falling to 5 by 17:00. As evening approaches, the index cools down to 2 at 18:00 and returns to a benign 1 by 19:00. This significant rise and fall highlight the importance of monitoring the UV Index, especially during peak hours when outdoor activities can lead to increased risk of sunburn.

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
07:000low45 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
16:008very high15 min
17:005moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Atoluca

The UV exposure varies significantly throughout the year, with January displaying a UV Index of 9, categorized as very high, indicating a burn time of 15 minutes. From February to October, the UV Index escalates sharply, peaking at 15 in May and July, falling under the extreme category with a dangerously low exposure limit of 10 minutes before tapering off in November and December. The high-risk months for UV exposure and potential skin damage are therefore from February to October, especially in the summer months. Residents and visitors are strongly advised to take protective measures during these periods, including wearing sunscreen, protective clothing, and seeking shade whenever possible to minimize the risk of sunburn and long-term skin damage.

Monthly Maximum UV Index for Atoluca, Mexico

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Atoluca. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec9121314151415141412108
Data source: Statistical UV Index data for Atoluca, 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 Atoluca UV Index with Other Mexico Cities

The table above highlights how UV exposure in Atoluca 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.
Atoluca'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
Atoluca9121314151415141412108
Puebla UVI10121415151515141413109