UV Index in El Rosario, Mexico

Last updated: May 3, 2025

In El Rosario, Mexico, being aware of the UV Index is crucial for maintaining skin health and preventing sunburn, especially as you enjoy the sunny climate of this BSk zone. Understanding UV levels allows residents and visitors alike to take necessary precautions, meaning less time worrying about skin damage and more time enjoying the beautiful outdoors. With peak UV Index values soaring to 15 during midday hours, it's essential to stay informed about exposure risks and protect your skin appropriately to enjoy the sunshine safely.

Hourly UV Index in El Rosario

As the sun rises, the UV Index remains low at 1 until 09:00, making it a safe time for early outdoor activities. However, the intensity starts to climb rapidly, reaching 10 by 11:00 and peaking at a scorching 15 from 13:00 to 14:00. This midday window confirms that the sun is at its strongest; caution is advised. Afterward, the index gradually decreases, falling to 2 by 18:00, allowing for safer evening outings. Remember to protect your skin when the UV Index is high, especially between 10:00 and 16:00, for a health-conscious day in 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	1	low	45 min
08:00	1	low	45 min
09:00	3	moderate	30 min
10:00	6	high	25 min
11:00	10	very high	15 min
12:00	13	extreme	10 min
13:00	15	extreme	10 min
14:00	15	extreme	10 min
15:00	12	extreme	10 min
16:00	9	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 El Rosario

Throughout the year, UV index levels exhibit significant seasonal variation, peaking between March and July, where values reach an extreme level of 14 to 15. The months of February to October are particularly high-risk for UV exposure, with March, April, May, July, and August consistently maintaining an index of 14 to 15, demanding only 10 minutes of sun exposure before burn occurs. Conversely, December and January show a decrease in UV levels, categorized as very high, with longer burn times of 15 minutes. Visitors and residents should take precautions during the high-risk months by seeking shade, wearing protective clothing, and applying sunscreen to minimize skin damage from UV radiation.

Monthly Maximum UV Index for El Rosario, Mexico

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

The table above highlights how UV exposure in El Rosario 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.

El Rosario'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
El Rosario	9	11	14	14	15	14	15	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