UV Index in San Lorenzo, Mexico

Last updated: May 3, 2025

In San Lorenzo, Mexico, the UV Index is a crucial tool for understanding environmental risks related to sun exposure. With peak UV levels often soaring to 13 during midday hours, being aware of these fluctuations is essential for sunburn prevention and long-term skin health. The area’s Af climate contributes to intense sun exposure, making it imperative for residents and visitors alike to stay informed about UV levels and take appropriate precautions. By understanding the UV Index, you can enjoy the warm, sunny days safely and protect your skin from harmful rays.

Hourly UV Index in San Lorenzo

As the sun rises, UV Index levels begin their slow ascent, starting at a mild 1 at 7:00 AM and 8:00 AM. By 9:00 AM, the index jumps to 3, hinting at the midday intensity to come. 10:00 AM witnesses a sharper rise to 5, but the real peak begins shortly after, with the index skyrocketing to an impressive 11 at 12:00 PM. The heights of intensity are reached at 1:00 PM with a staggering value of 13. Throughout the afternoon, levels gradually decline, settling at 10 by 3:00 PM, then dipping to 4 by 5:00 PM. As the evening approaches, the UV Index wanes, resting at 1 by 7:00 PM, signaling a safe retreat from the sun’s harsh rays. Embrace the shade during peak hours 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	5	moderate	30 min
11:00	8	very high	15 min
12:00	11	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 Lorenzo

During the year, the UV Index exhibits significant seasonal changes, peaking from March to October where it ranges from 11 to 13 in the extreme category. The high-risk months are March through September, where the burn time is as short as 10 minutes, necessitating vigilant sun protection. In contrast, January and February still present very high levels with a UV Index of 8 and 10, suggesting that visitors should remain cautious, while November and December see some relief with a drop to 8 and 7, respectively. To safeguard against harmful UV exposure, it is essential for both residents and visitors to apply sunscreen, wear protective clothing, and seek shade, especially during peak hours from late morning to early afternoon. Stay informed and prioritize sun safety throughout the year!

Monthly Maximum UV Index for San Lorenzo, Mexico

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

The table above highlights how UV exposure in San Lorenzo 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 Lorenzo'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 Lorenzo	8	10	11	12	13	13	13	12	12	11	8	7
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