UV Index in San Juanico, Mexico

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents and visitors in San Juanico, Mexico, where the sun shines brightly and poses significant risks to skin health. With peak UV levels soaring up to 14 under the region's BSk climate—characterized by hot summers and mild winters—awareness becomes essential to prevent sunburn and long-term skin damage. By keeping an eye on UV levels throughout the day, especially between 10 AM and 2 PM when exposure is at its highest, individuals can take proactive measures to protect their skin, ensuring fun and safe outdoor experiences in this sun-drenched locale.

Hourly UV Index in San Juanico

As the sun rises, the UV Index remains low at 1 from 7:00 AM to 8:00 AM, providing a gentle start to the day. However, by 9:00 AM, the intensity climbs to 3, prompting early risers to pay some attention to sun exposure. The real heat kicks in by 10:00 AM, hitting 6, and by 11:00 AM, it peaks at a staggering 9. The afternoon brings the highest UV risk, soaring to an eye-watering 14 at 1:00 PM and 2:00 PM, demanding vigilant sun protection. As the day winds down, the index starts to taper off, dropping to 6 by 5:00 PM and gradually falling to 1 by 7:00 PM. Always keep in mind to enjoy the sun safely during those peak 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.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	1	low	45 min
09:00	3	moderate	30 min
10:00	6	high	25 min
11:00	9	very high	15 min
12:00	12	extreme	10 min
13:00	14	extreme	10 min
14:00	14	extreme	10 min
15:00	12	extreme	10 min
16:00	9	very high	15 min
17:00	6	high	25 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in San Juanico

Throughout the year, UV index levels exhibit significant seasonal variation, peaking between March and July, where values reach an extreme level of 14 to 15. The months of February to October are particularly high-risk for UV exposure, with March, April, May, July, and August consistently maintaining an index of 14 to 15, demanding only 10 minutes of sun exposure before burn occurs. Conversely, December and January show a decrease in UV levels, categorized as very high, with longer burn times of 15 minutes. Visitors and residents should take precautions during the high-risk months by seeking shade, wearing protective clothing, and applying sunscreen to minimize skin damage from UV radiation.

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.

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.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Guadalajara UVI	9	11	14	14	14	13	13	13	13	12	9	8
San Juanico	9	11	14	14	15	14	15	14	14	12	10	8
Iztapalapa UVI	10	12	14	15	14	14	14	14	14	12	10	8
Ecatepec de Morelos UVI	10	12	14	15	15	14	14	13	14	12	10	8
Mexico City UVI	10	12	14	15	15	14	14	13	14	12	10	8
Puebla UVI	10	12	14	15	15	15	15	14	14	13	10	9