UV Index in Santa Fe, Mexico

Last updated: June 2, 2025

Understanding the UV Index is crucial for the residents and visitors of Santa Fe, Mexico, a city known for its sunny days and high-altitude climate. With UV levels reaching as high as 12 during midday hours, awareness of these levels is essential for preventing sunburn and protecting overall skin health. Santa Fe's BSk climate features plenty of sunshine, which significantly increases the risk of harmful UV exposure, especially during peak hours. By staying informed about the UV Index, you can enjoy the beautiful outdoors while safeguarding your skin from damage.

Hourly UV Index in Santa Fe

The UV Index dramatically rises as the day progresses, peaking in the early afternoon. Starting at a modest 1 at 07:00, the UV exposure quickly increases, reaching 10 by 11:00 and peaking at a dangerous 12 from 12:00 to 13:00. As the sun begins to set, the index gradually declines, falling to 5 by 16:00, and tapering off to a low 1 by 18:00 and 19:00. This ebb and flow underscores the importance of sun safety, especially during those peak hours when the UV Index is at its highest. Stay protected!

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
08:002low45 min
09:005moderate30 min
10:007high25 min
11:0010very high15 min
12:0012extreme10 min
13:0012extreme10 min
14:0011extreme10 min
15:008very high15 min
16:005moderate30 min
17:003moderate30 min
18:001low45 min
19:001low45 min

Monthly UV Index Trends in Santa Fe

The UV Index varies significantly throughout the year, with the highest levels occurring from March to September. During this period, particularly in April, May, June, and July, the UV Index reaches extreme levels of 11 and 12, resulting in a burn time of just 10 minutes for unprotected skin. February marks the beginning of high-risk months, with an index of 7 and burn time of 25 minutes. As autumn approaches, the UV Index decreases, but even in October, the index remains high at 8. Residents and visitors are advised to take extra precautions during these months, such as applying sunscreen, wearing protective clothing, and seeking shade to minimize sun exposure, especially during peak hours. In contrast, January, November, and December see lower UV levels (ranging from 4 to 6), where exposure is still moderate but poses less risk.

Monthly Maximum UV Index for Santa Fe, Mexico

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Santa Fe. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec579111112121111864
Data source: Statistical UV Index data for Santa Fe, 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 Santa Fe UV Index with Other Mexico Cities

The table above highlights how UV exposure in Santa Fe 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.
Santa Fe's solar exposure compared to other cities in Mexico. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Santa Fe579111112121111864
Guadalajara UVI911141414131313131298
Iztapalapa UVI10121415141414141412108
Ecatepec de Morelos UVI10121415151414131412108
Mexico City UVI10121415151414131412108
Puebla UVI10121415151515141413109