UV Index in Colonia San Jose, Mexico

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors in Colonia San Jose, Mexico, where the BWh climate brings plenty of sunshine year-round. With maximum UV levels often peaking at a staggering 13 around midday, awareness is key to safeguarding your skin. Recognizing these UV levels is essential not only for sunburn prevention but also for maintaining long-term skin health. Whether you're soaking up the sun or engaging in outdoor activities, being informed about the UV Index can help you make better choices to protect yourself against harmful UV radiation.

Hourly UV Index in Colonia San Jose

Throughout the day, the UV Index displays a striking ascent, peaking at 13 between 12:00 and 13:00—the most intense sun exposure period. Starting from a mild 1 at 07:00, it gradually escalates, reaching 10 by 11:00, and a robust 7 by 10:00. As the sun climbs higher, the UV levels become a concern for outdoor activities, advising caution. After the peak hours, the index starts to dip, retreating to 6 at 16:00 and settling back to 1 by 19:00. If you're venturing outside, ensure you're protected during the midday surge to enjoy safe and sunny adventures!

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	2	low	45 min
09:00	4	moderate	30 min
10:00	7	high	25 min
11:00	10	very high	15 min
12:00	13	extreme	10 min
13:00	13	extreme	10 min
14:00	12	extreme	10 min
15:00	9	very high	15 min
16:00	6	high	25 min
17:00	3	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Colonia San Jose

Throughout the year, UV exposure significantly fluctuates, with February through September identified as high-risk months due to extreme UV Index levels reaching as high as 13. During this period, the recommended burn time is notably reduced to just 10 minutes, necessitating vigilant sun protection. March, April, May, June, July, August, and September stand out as particularly dangerous times, while January, November, and December reflect a return to high exposure levels with longer burn times of 25 minutes. Visitors and residents are strongly advised to take precautionary measures, such as wearing protective clothing, applying sunscreen regularly, and seeking shade during peak sunlight hours, especially from late winter through early fall when the sun's intensity is greatest.

Monthly Maximum UV Index for Colonia San Jose, Mexico

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

The table above highlights how UV exposure in Colonia San Jose 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.

Colonia San Jose'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
Colonia San Jose	6	9	11	13	13	13	13	13	12	10	7	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