UV Index in Atotonilco el Grande, Mexico

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors of Atotonilco el Grande, Mexico, to protect themselves from harmful ultraviolet radiation. As sun exposure can lead to painful sunburns and long-term skin health issues, being aware of UV levels throughout the day helps you plan your outdoor activities wisely. With a Cwb climate that promotes sunny days, the UV Index can peak dramatically—reaching a striking 14 around midday. This highlights the importance of safeguarding your skin during those hours to enjoy the beautiful surroundings without the risk of UV-related harm.

Hourly UV Index in Atotonilco el Grande

The UV Index for today reveals a dramatic escalation of solar intensity as the day progresses. Starting off gently at a mere 1 at 07:00, the index climbs to 12 by noon, peaking at 14 during the early afternoon—a cautionary reminder to seek shade and apply sunscreen. As the hours pass, the intensity gradually declines, hitting 6 by 17:00 and slipping back to 1 by 19:00. With the sun's rays reaching their zenith around midday, it's essential to protect your skin during those peak hours for a safe and enjoyable day outdoors.

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	2	low	45 min
10:00	5	moderate	30 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	13	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 Atotonilco el Grande

The UV Index exhibits significant seasonal variation, with the highest levels recorded from February to October, peaking at 15 in May. This period is classified as having an extreme exposure category, where even short sun exposure can lead to skin damage in just 10 minutes. High-risk months include February through October, with particularly intense UV radiation from March to September. Residents and visitors should take precautionary measures, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during peak hours. In the higher-risk months, it is essential to remain vigilant about sun safety to minimize the risk of harmful UV exposure. As the year progresses into November and December, the UV Index decreases, but caution is still advised, especially during the bright sunny days.

Monthly Maximum UV Index for Atotonilco el Grande, Mexico

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

The table above highlights how UV exposure in Atotonilco el Grande 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.

Atotonilco el Grande'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
Atotonilco el Grande	9	11	14	14	15	14	14	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