UV Index in San Joaquin, Mexico

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of San Joaquin, Mexico, where the climate is classified as BSk, exposing inhabitants to significant sun exposure. Awareness of UV levels helps in preventing sunburn and maintaining skin health, particularly during peak sun hours. With the UV Index reaching a maximum of 14 around noon, it's essential to take precautions against harmful rays that can lead to both immediate discomfort and long-term skin damage. By staying informed about daily UV fluctuations, you can better protect your skin and enjoy the beautiful, sun-filled days in San Joaquin safely.

Hourly UV Index in San Joaquin

The UV Index throughout the day exhibits a dramatic rise, peaking during the sun's zenith. Starting the morning at a harmless 1 at 07:00 and 08:00, the index gradually escalates, reaching 5 by 10:00. As the day progresses, it skyrockets to a staggering 12 at noon, before hitting its pinnacle at 14 from 13:00 to 14:00. Following this peak, the index begins to decline, dropping to 5 by 17:00, and finally settling back to 1 as evening approaches at 19:00. This trend highlights the importance of sun protection during the midday hours when the UV exposure is at its highest. Stay safe and shield yourself wisely when the index soars!

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	14	extreme	10 min
15:00	12	extreme	10 min
16:00	9	very high	15 min
17:00	5	moderate	30 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in San Joaquin

Throughout the year, UV exposure fluctuates significantly, with the highest risk occurring from February to October. During these months, particularly from March to July, the UV Index consistently reaches extreme levels of 13 to 14, resulting in a burn time of just 10 minutes. January and November still present high UV levels with indices of 8 and 9, requiring vigilance as burn times are 15 minutes. Conversely, December and October show a decrease in UV intensity, where even the highest readings are manageable with longer burn times of 25 minutes and a UV Index of 12. Visitors and residents should prioritize sun safety during high-risk months by seeking shade, wearing protective clothing, and applying sunscreen regularly to mitigate the dangers of overexposure.

Monthly Maximum UV Index for San Joaquin, Mexico

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

The table above highlights how UV exposure in San Joaquin 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 Joaquin'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
San Joaquin	8	11	13	14	14	14	14	13	13	12	9	7
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