UV Index in San Jose del Cabo, Mexico

Last updated: May 3, 2025

In San Jose del Cabo, Mexico, understanding the UV Index is essential for safeguarding your skin against harmful radiation. With high UV levels typically peaking around noon, awareness of these fluctuations is crucial for preventing sunburn and maintaining long-term skin health. The region's warm BWh climate means that UV exposure can be intense, particularly during the summer months, making it vital to take precautions during the sun's most potent hours. By keeping track of the daily UV Index, you can enjoy San Jose del Cabo's beautiful beaches while protecting yourself from the sun’s damaging effects.

Hourly UV Index in San Jose del Cabo

As the sun rises on this bright day, the UV Index starts off relatively low, peaking at just 1 at both 7:00 AM and 8:00 AM. However, by 9:00 AM, it jumps to 3, signaling an increase in UV exposure. The intensity escalates quickly, reaching a notable 6 by 10:00 AM. The real intensity hits its peak at 12:00 PM, when the UV Index soars to a striking 12, followed closely by a high of 13 at 1:00 PM. Over the next few hours, the index gradually diminishes, but still remains significant with 10 at 3:00 PM and 7 by 4:00 PM. As evening approaches, the levels continue to decline, returning to 1 once dusk settles in at 7:00 PM. Be sure to protect your skin!

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	9	very high	15 min
12:00	12	extreme	10 min
13:00	13	extreme	10 min
14:00	12	extreme	10 min
15:00	10	very high	15 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 San Jose del Cabo

The seasonal UV changes in the area show a marked increase from January to October, peaking in the spring and summer months. The high-risk months are from February to October, with the UV Index reaching extreme levels of 11 to 13 in March through September, indicating a burn time of only 10 minutes during these periods. Residents and visitors should take precautions to protect their skin, especially between March and October, by wearing sunscreen with high SPF, protective clothing, and seeking shade whenever possible. November and December still present risks with UV Index levels dropping to 8 and 6, but exposure should still be managed as burn times increase to 15 minutes and 25 minutes respectively.

Monthly Maximum UV Index for San Jose del Cabo, Mexico

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

The table above highlights how UV exposure in San Jose del Cabo 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 Jose del Cabo'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 Jose del Cabo	7	10	11	13	13	13	12	12	12	11	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