UV Index in San Juanico, Mexico

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors of San Juanico, Mexico, where sunny days are the norm. Knowledge of UV levels helps prevent sunburn and promotes better skin health, making it essential for outdoor activities in this vibrant region. With a BWh climate that features intense sunshine, particularly during the peak hours—where the UV Index can soar to a staggering 12 around midday—being aware of these levels can safeguard your skin against harmful effects. Stay informed and enjoy all that San Juanico has to offer while protecting your health!

Hourly UV Index in San Juanico

As the sun rises, the UV Index begins its ascent, starting at a modest 1 by 07:00 AM. The intensity gradually increases, reaching 3 at 09:00 AM and surging to 5 by 10:00 AM. The peak of the day arrives with a striking 12 at both 1:00 PM and 2:00 PM, indicating a high risk for unprotected skin. By 3:00 PM, the index begins to decline, dropping to 10, then tapering off to 5 around 5:00 PM. As evening approaches, the UV Index cools down to 1 by 7:00 PM, suggesting a much safer environment for outdoor activities. Stay protected during those peak afternoon hours when the sun's rays are most intense!

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

Monthly UV Index Trends in San Juanico

Throughout the year, UV levels exhibit significant seasonal variations, peaking during the late spring and summer months. January starts with a UV Index of 6 (high), allowing for a burn time of 25 minutes, but this escalates dramatically in February with a UV Index of 8 (very high) and the burn time decreasing to just 15 minutes. The highest risk months are from March to September, where the UV Index remains consistently at 12 (extreme), resulting in an alarming burn time of only 10 minutes. As we transition into October, the UV Index decreases slightly to 9 (very high), but it still poses a risk with a 15-minute burn time. By the end of the year, in November and December, the UV Index returns to 7 and 6 respectively, both categorized as high, with burn times extending back to 25 minutes. Visitors and residents are advised to take precautions during high-risk months, particularly from March through September, by wearing protective clothing, using broad-spectrum sunscreen, and limiting sun exposure, especially during peak hours.

Monthly Maximum UV Index for San Juanico, Mexico

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in San Juanico. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec6910121212121212976
Data source: Statistical UV Index data for San Juanico, 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 Juanico UV Index with Other Mexico Cities

The table above highlights how UV exposure in San Juanico 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 Juanico's solar exposure compared to other cities in Mexico. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
San Juanico6810121212121212976
Guadalajara UVI911141414131313131298
Iztapalapa UVI10121415141414141412108
Ecatepec de Morelos UVI10121415151414131412108
Mexico City UVI10121415151414131412108
Puebla UVI10121415151515141413109