UV Index in San Lucas, Mexico

Last updated: July 2, 2025

Understanding the UV Index is crucial for enjoying the sun safely in San Lucas, Mexico, a region known for its bright, sunny climate. With maximum UV levels reaching an intense 13 during midday hours, awareness of UV exposure is essential for preventing sunburn and protecting your skin health. As you bask in the sun-drenched beauty of San Lucas, being informed about the daily UV Index helps you navigate the risks associated with high UV levels, ensuring that your time outdoors is both enjoyable and safe.

Hourly UV Index in San Lucas

The UV Index for the day reveals a dramatic rise in sun exposure as the hours progress. Starting at a mere 0 at 07:00, it gently climbs to 1 by 08:00, before making a noticeable leap to 2 at 09:00. The sun really starts to assert its power around 10:00, with a UV Index of 4, reaching 7 by 11:00. The peak intensity occurs at 12:00, where it soars to a staggering 11, followed closely by a maximum of 13 at both 13:00 and 14:00. As the afternoon wanes, the intensity begins to decline, falling to 12 at 15:00, then tapering down to 9 at 16:00. The evening offers some respite, with the index dropping to 6 at 17:00, 3 by 18:00, and finally settling at 1 as the sun sets at 19:00. This pattern highlights the importance of sun protection during peak hours!

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	0	low	45 min
08:00	1	low	45 min
09:00	2	low	45 min
10:00	4	moderate	30 min
11:00	7	high	25 min
12:00	11	extreme	10 min
13:00	13	extreme	10 min
14:00	13	extreme	10 min
15:00	12	extreme	10 min
16:00	9	very high	15 min
17:00	6	high	25 min
18:00	3	moderate	30 min
19:00	1	low	45 min

Monthly UV Index Trends in San Lucas

The seasonal UV changes indicate that the region experiences high levels of ultraviolet radiation from February through October, peaking in June at an index of 14. The high-risk months are identified as February to October, where the UV Index reaches extreme levels of 11 to 14, resulting in a rapid burn time of just 10 minutes for unprotected skin. Residents and visitors are strongly advised to take extra precautions during these months by wearing broad-spectrum sunscreen, protective clothing, and seeking shade during peak sunlight hours to minimize the risk of skin damage. The UV Index decreases in November and December to 8, categorized as very high, allowing for a bit more comfort, but caution remains crucial during all daylight hours.

Monthly Maximum UV Index for San Lucas, Mexico

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

The table above highlights how UV exposure in San Lucas 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 Lucas'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 Lucas	9	11	13	13	13	14	13	13	13	11	8	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