UV Index in Santo Tomas de Arriba, Mexico

Last updated: June 2, 2025

In Santo Tomas de Arriba, Mexico, staying informed about the UV Index is crucial for protecting your skin and overall health. High UV levels can lead to sunburn and long-term skin damage, making it essential to understand daily UV exposure. With a BSh climate, this vibrant locale experiences intense sunlight, especially during midday when the UV Index can soar to 14. By being aware of UV levels, residents and visitors can take necessary precautions to enjoy the sun safely, ensuring a healthier and more enjoyable outdoor experience.

Hourly UV Index in Santo Tomas de Arriba

The UV Index throughout the day presents a clear picture of sunlight intensity and its potential risk. Early risers at 07:00 and 08:00 will experience a mild index of 1, indicating minimal UV exposure. However, a notable increase begins at 09:00 with a jump to 3, suggesting that protective measures like sunscreen and hats should be considered. The UV levels peak dramatically from 11:00 to 14:00, reaching an intense 14 at 13:00—a clear alert for anyone planning outdoor activities to take ample precautions. As the afternoon transitions, the UV Index starts to decline, dropping to 5 by 17:00 and returning to a safe 1 by 19:00. It's essential to stay informed and protect your skin during those solar zenith hours!

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
09:003moderate30 min
10:006high25 min
11:0010very high15 min
12:0013extreme10 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 Santo Tomas de Arriba

Throughout the year, UV Index levels exhibit significant fluctuations, with the highest risk occurring from February to November, where the index remains consistently high or extreme, particularly in March, April, May, July, and August, reaching peaks of 14 to 15. During these months, the burn time is notably short, at just 10 minutes, emphasizing the necessity for proactive sun protection. Conversely, January and December show slightly lower indices of 10 and 9, respectively, classifying them as very high risk months with a 15-minute burn time. To ensure safety, residents and visitors should diligently apply sunscreen, wear protective clothing, and limit sun exposure during peak hours, especially from late winter through early fall.

Monthly Maximum UV Index for Santo Tomas de Arriba, Mexico

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Santo Tomas de Arriba. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec10131415151415141413119
Data source: Statistical UV Index data for Santo Tomas de Arriba, 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 Santo Tomas de Arriba UV Index with Other Mexico Cities

The table above highlights how UV exposure in Santo Tomas de Arriba 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.
Santo Tomas de Arriba'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
Puebla UVI10121415151515141413109
Santo Tomas de Arriba10131415151415141413119