UV Index in San Bernardo, Mexico

Last updated: August 1, 2025

In San Bernardo, Mexico, being aware of the UV Index is crucial for protecting your skin and overall health. With UV levels peaking at 14 during the hottest hours, understanding how to navigate these rays can help prevent sunburn and long-term skin damage. The region's BSk climate presents unique challenges, with intense sun exposure that increases the risk of harmful UV effects. By staying informed about daily UV levels, residents and visitors can enjoy the sun safely while enjoying all that beautiful San Bernardo has to offer.

Hourly UV Index in San Bernardo

The UV Index data paints a vivid picture of the sun's intensity throughout the day. Starting off gentle at 07:00 with a reading of 0, the index gradually climbs. By 10:00, it reaches 4, signaling moderate exposure. The peak occurs at 14:00, hitting a striking 14—a high risk period that calls for protective measures. As the afternoon wanes, the index begins to decline, dropping to 10 by 16:00 and then tapering off to 2 by 19:00. This progression emphasizes the importance of sun safety during midday hours when the sun is most potent.

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	0	low	45 min
08:00	1	low	45 min
09:00	2	low	45 min
10:00	4	moderate	30 min
11:00	7	high	25 min
12:00	10	very high	15 min
13:00	12	extreme	10 min
14:00	13	extreme	10 min
15:00	12	extreme	10 min
16:00	10	very high	15 min
17:00	7	high	25 min
18:00	4	moderate	30 min
19:00	2	low	45 min

Monthly UV Index Trends in San Bernardo

Throughout the year, UV exposure varies significantly, with the highest risk months occurring from February to October. In February, the UV Index rises sharply to 11, classified as extreme, with a burn time of just 10 minutes. This elevated risk continues through May, June, and July, maintaining a consistent UV Index of 14. While August and September see a slight decrease with a UV Index of 13, the extreme category persists until October. After this period, November experiences very high UV levels with an index of 8, before returning to high in December and January with 7. Visitors and residents are strongly advised to protect themselves during these peak months by 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 San Bernardo, Mexico

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in San Bernardo. 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 Bernardo, 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 Bernardo UV Index with Other Mexico Cities

The table above highlights how UV exposure in San Bernardo 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 Bernardo'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
San Bernardo	7	11	12	14	14	14	14	13	13	11	8	7
Guadalajara UVI	9	11	14	14	14	13	13	13	13	12	9	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