UV Index in San German, Mexico

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents and visitors in San Germán, Mexico, where the warm BSh climate can lead to heightened sun exposure. The UV levels peak during midday, with values reaching as high as 12— a level that significantly increases the risk of sunburn and long-term skin damage. By staying informed about daily UV Index readings, individuals can take proactive measures to protect their skin and enjoy the outdoors safely. Whether you’re basking in the sun or engaging in outdoor activities, comprehending the UV variations throughout the day is essential for maintaining optimal skin health and ensuring a safe experience in this beautiful region.

Hourly UV Index in San German

The UV Index today begins with a calm start at 1 during the early hours, allowing for a peaceful morning. As the sun rises, the index steadily climbs, reaching a moderate 2 by 9:00 AM. Suddenly, the intensity peaks around noon with a striking 10, indicating that midday sun demands caution. The UV Index hits its apex at 1 PM, soaring to a sizzling 12, making this the ideal time for shade or sunscreen. After this peak, the index gradually declines, sitting at a still respectable 9 by 3 PM before tapering off to 4 by 5 PM, and finally returning to a mild 1 by evening. Stay sun-smart and enjoy your day!

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	2	low	45 min
10:00	4	moderate	30 min
11:00	7	high	25 min
12:00	10	very high	15 min
13:00	11	extreme	10 min
14:00	11	extreme	10 min
15:00	9	very high	15 min
16:00	6	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 German

The UV Index shows significant seasonal variation, with the highest risk months occurring from February to August. During this period, UV Index values reach extremes, peaking in April through July at 12, indicating an extreme risk level with a burn time of just 10 minutes. Visitors and residents are advised to take extra precautions during these months, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, particularly during midday hours. The months of January and December experience lower UV levels (6), categorized as high, where a burn time is considerably longer at 25 minutes. As you plan outdoor activities, remain aware of these changes to ensure safety from UV exposure throughout the year.

Monthly Maximum UV Index for San German, Mexico

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

The table above highlights how UV exposure in San German 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 German'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 German	6	9	10	12	12	12	12	11	11	10	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