UV Index in San Nicolas, Mexico

Last updated: June 2, 2025

Understanding the UV Index in San Nicolas, Mexico is essential for protecting your skin from harmful ultraviolet radiation. With UV levels peaking between noon and early afternoon—reaching a staggering 12 during the hottest hours—awareness can be the key to preventing sunburn and long-term skin damage. San Nicolas's BSh climate lends itself to frequent sunny days, making it vital to monitor UV exposure risks throughout the year. By staying informed about the UV Index, you can enjoy the beautiful weather while safeguarding your skin’s health.

Hourly UV Index in San Nicolas

As the sun rises, the UV Index begins its ascent, starting at a modest 1 by 07:00 AM. The intensity gradually increases, reaching 3 at 09:00 AM and surging to 5 by 10:00 AM. The peak of the day arrives with a striking 12 at both 1:00 PM and 2:00 PM, indicating a high risk for unprotected skin. By 3:00 PM, the index begins to decline, dropping to 10, then tapering off to 5 around 5:00 PM. As evening approaches, the UV Index cools down to 1 by 7:00 PM, suggesting a much safer environment for outdoor activities. Stay protected during those peak afternoon hours when the sun's rays are most intense!

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	8	very high	15 min
12:00	11	extreme	10 min
13:00	12	extreme	10 min
14:00	12	extreme	10 min
15:00	10	very high	15 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 San Nicolas

Throughout the year, seasonal UV exposure varies significantly, with the highest risk occurring from March to September when the UV Index consistently remains in the extreme category (11-12). During these months, the burn time is notably short, at just 10 minutes, meaning that protective measures are crucial. February also marks a high-risk month with a very high UV Index of 9 and a burn time of 15 minutes. As the seasons change, UV exposure decreases, with October and November presenting very high conditions (8-10) but longer burn times of 15 minutes. By December and January, the UV Index falls to 6-7 and the burn time increases to 25 minutes. Visitors and residents should take precautions, such as wearing sunscreen and protective clothing, especially during the high-risk months to prevent harmful UV exposure.

Monthly Maximum UV Index for San Nicolas, Mexico

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

The table above highlights how UV exposure in San Nicolas 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.

San Nicolas'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
San Nicolas	7	9	11	12	12	12	12	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