UV Index in Atotonilco, Mexico

Last updated: June 2, 2025

Understanding the UV Index in Atotonilco, Mexico is crucial for protecting your skin and overall health. This vibrant region, characterized by its BSk climate, sees significant UV exposure throughout the day, peaking at a fierce 14 between 1 PM and 2 PM. Being aware of UV levels not only helps prevent painful sunburns but also plays a vital role in long-term skin health. As outdoor activities in Atotonilco are plentiful, knowing when to seek shade and apply sunscreen can make a life-changing difference in enjoying the sun safely.

Hourly UV Index in Atotonilco

The UV Index for today presents an intriguing journey through the day’s hours. Starting off at a notable low of 0 at 7:00 AM, it gradually picks up as the sun rises, reaching 1 by 8:00 AM. A marked increase occurs around mid-morning, with the index soaring to 5 by 10:00 AM and peaking at an impressive 14 between 1:00 PM and 2:00 PM. This high intensity signifies a vital need for sun protection! As the afternoon progresses, the UV index begins to decline, dipping to 10 at 4:00 PM and tapering down to 1 by 7:00 PM. It’s essential to stay vigilant, particularly during midday hours, to ensure safety under the sun!

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	5	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	13	extreme	10 min
16:00	10	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

Throughout the year, the UV Index exhibits significant seasonal variations, peaking during the spring and summer months. From January to March, the UV Index rises from 8 (very high) to 13 (extreme), leading into an intense period from April to October where the index remains at 14-15 (extreme) for most months, indicating a critical need for sun protection. February and March are particularly high-risk, with an extreme UV Index of 11 and 13, while the months of April and May reach their peak at 15, contributing to a burn time of just 10 minutes. As the summer wanes, the index gradually decreases to 13 in October, followed by a drop to 10 in November and returning to 8 in December (both categorized as very high). It is crucial for visitors and residents to prioritize sun safety during these high-risk months by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, especially during midday hours when UV exposure is the highest.

Monthly Maximum UV Index for Atotonilco, Mexico

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

The table above highlights how UV exposure in Atotonilco 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'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	8	11	13	15	15	14	14	14	14	13	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