UV Index in Saltillo, Mexico

Last updated: July 2, 2025

Understanding the UV Index in Saltillo, Mexico is essential for everyone who wants to enjoy the sun safely. With high levels of UV radiation, particularly during peak hours, awareness is vital to prevent sunburn and maintain long-term skin health. Saltillo's warm climate, characterized by significant sunlight exposure, brings a heightened risk of UV-related skin damage, especially when the index climbs to dangerous levels like 12 and 14 around midday. Staying informed about these fluctuations empowers residents and visitors to take the necessary precautions to protect their skin while enjoying the vibrant outdoors.

Hourly UV Index in Saltillo

As the day unfolds, the UV Index reveals a dramatic rise in intensity. Starting at a mild 1 at 7:00 AM, the sun gradually gains strength, reaching 3 by 9:00 AM. The real surge begins by 10:00 AM, peaking at a scorching 14 by 1:00 PM. This is the time to seek shade and apply sunscreen, especially as the index drops to 12 at noon and begins its slow decline, finishing the day at a gentle 1 by 7:00 PM. Remember, during those peak hours, it's vital to protect your skin and stay hydrated!

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	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	13	extreme	10 min
15:00	11	extreme	10 min
16:00	7	high	25 min
17:00	4	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Saltillo

Throughout the year, UV index levels dramatically fluctuate, with the highest risk occurring from February to October. The extreme UV Index reaches its peak in June and July at 14, demanding vigilant sun protection measures. During these high-risk months, minimal burn times of just 10 minutes are recorded, signifying that unprotected skin can be harmed in mere moments. January and November experience a slight decrease with a very high UV Index of 9 and a burn time of 15 minutes, while December and October are at 8 and 12 respectively, still warranting caution. Visitors and residents should ensure to apply broad-spectrum sunscreen, wear protective clothing, and seek shade during peak sun hours, particularly between February and October, to safeguard against harmful UV radiation.

Monthly Maximum UV Index for Saltillo, Mexico

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

The table above highlights how UV exposure in Saltillo 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.

Saltillo'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
Saltillo	9	11	12	13	13	14	14	13	13	12	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