UV Index in Los Fresnos, Mexico

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents and visitors of Los Fresnos, Mexico, where the climate can lead to significant solar radiation exposure. Staying informed about UV levels is essential not only for preventing painful sunburns but also for safeguarding long-term skin health. With peak UV Index values reaching a staggering 14 around midday, it's vital to take protective measures during the intense afternoon hours, particularly given the town's warm and sunny Aw climate. By being aware of these levels, you can enjoy the beautiful outdoor lifestyle Los Fresnos offers while minimizing the risks associated with overexposure to sunlight.

Hourly UV Index in Los Fresnos

As the day unfolds, the UV Index rises dramatically, beginning with a gentle 0 at 07:00. By 09:00, it reaches a modest 2, but the real intensity kicks in as the sun climbs higher. At 11:00, the index peaks at an impressive 8, and then skyrockets to a maximum of 14 by 14:00. This mid-afternoon zenith signals a critical time for sun safety, with both 12:00 and 13:00 hovering at 11 and 13, respectively. As evening approaches, the UV exposure begins to wane, descending to a comfortable 6 at 17:00, before tapering off to a mere 1 by 19:00. Enjoy the sun, but remember to protect yourself 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	0	low	45 min
08:00	1	low	45 min
09:00	2	low	45 min
10:00	4	moderate	30 min
11:00	8	very high	15 min
12:00	11	extreme	10 min
13:00	13	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 Los Fresnos

The UV Index experiences significant seasonal fluctuations, peaking during the warmer months. From January through April, the index rises sharply from 9 to 13, indicating extreme exposure risks, and continues to peak at 14 in June. The high-risk months of February through October maintain an extreme exposure category, with a consistent burn time of just 10 minutes. As we move into November and December, the index decreases to 9 and 8, respectively, returning to a very high exposure category with a burn time of 15 minutes. Visitors and residents are strongly advised to take protective measures during high UV periods, particularly between February and October, such as wearing sunscreen, protective clothing, and limiting sun exposure during peak hours.

Monthly Maximum UV Index for Los Fresnos, Mexico

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

The table above highlights how UV exposure in Los Fresnos 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.

Los Fresnos'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
Los Fresnos	9	11	13	13	13	14	13	13	13	11	9	8
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