UV Index in Casas, Mexico

Last updated: August 1, 2025

Understanding the UV Index in Casas, Mexico, is crucial for protecting your skin and overall health. With high UV levels, especially during peak hours, awareness of sun exposure can significantly reduce the risk of sunburn and long-term skin damage. As a town in an Aw climate zone, Casas experiences substantial sunshine year-round, making it vital for residents and visitors alike to monitor UV levels closely. Emphasizing the importance of sun safety can help everyone enjoy the beautiful weather while minimizing health risks associated with intense UV radiation. Stay informed and take the necessary precautions to keep your skin protected!

Hourly UV Index in Casas

As the sun rises, the UV Index starts off gentle, peaking at just 1 by 08:00. However, as the day unfolds, the intensity ramps up dramatically. By 10:00, it escalates to 5, and the conditions reach their zenith during midday, with the index soaring to a blistering 13 at 14:00. This peak hour signals the need for sun protection as the UV rays become particularly harsh. As the afternoon progresses, the index gradually declines, falling back to 8 at 16:00 before winding down to 1 by evening. It's a classic reminder of the sun’s power, urging us to safeguard our skin during those bright midday 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	7	high	25 min
12:00	10	very high	15 min
13:00	12	extreme	10 min
14:00	12	extreme	10 min
15:00	11	extreme	10 min
16:00	8	very high	15 min
17:00	5	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Casas

The UV Index displays significant seasonal variations, with the highest levels occurring from March to October. During these months, especially in July, the UV Index peaks at 13, indicating an extreme risk of harm from unprotected sun exposure. February through October present high-risk months, characterized by very high to extreme exposure categories and remarkably short burn times of just 10 to 15 minutes. It’s crucial for both visitors and residents to take protective measures during these periods. Regular application of broad-spectrum sunscreen, wearing protective clothing, and seeking shade are highly recommended, particularly during peak sunlight hours to mitigate the risk of sunburn and long-term skin damage.

Monthly Maximum UV Index for Casas, Mexico

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

The table above highlights how UV exposure in Casas 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.

Casas'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
Casas	7	9	11	12	12	12	13	12	12	10	8	6
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