UV Index in San Francisco Cuayalab, Mexico

Last updated: July 2, 2025

In San Francisco Cuayalab, Mexico, awareness of the UV Index is crucial for protecting your skin and overall health. Understanding UV levels helps you take preventive measures against sunburn and long-term skin damage, particularly during peak exposure hours. With its warm Aw climate, San Francisco Cuayalab experiences significant UV radiation, especially between 11:00 AM and 3:00 PM, when the index soars to levels above 11. This makes it essential to stay informed and take appropriate precautions to enjoy the sunny days safely!

Hourly UV Index in San Francisco Cuayalab

At 07:00 and 08:00, the UV Index remains low, peaking at 1, making it a safe time for outdoor activities. However, as the day progresses, the sun’s intensity ramps up sharply. By 10:00, the index reaches 5, climbing to a striking 11 by noon. The day hits its peak at 13:00 and 14:00, with a UV Index of 13, warranting caution and sun protection. As the afternoon unfolds, you’ll find a gradual decline: readings drop to 11 at 15:00, then 8 at 16:00, further easing to 2 by 18:00, and finally settling back to 1 by 19:00. Remember, to enjoy the sun safely, consider protective measures during the high UV 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	1	low	45 min
08:00	1	low	45 min
09:00	2	low	45 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	13	extreme	10 min
15:00	11	extreme	10 min
16:00	8	very high	15 min
17:00	5	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in San Francisco Cuayalab

Throughout the year, the UV Index demonstrates significant seasonal fluctuations, with the highest values occurring from March to October. February through October are particularly high-risk months, where the UV Index reaches extreme levels (12 or above) from March to October, peaking at 13 in July. The burn time during these months is notably reduced, often as short as 10 minutes, emphasizing the importance of protecting one's skin. In contrast, January and December show high UV levels with longer burn times of 25 minutes. Visitors and residents alike should take precautions during these high-risk months by wearing protective clothing, using sunscreen, and seeking shade to minimize UV exposure, especially during midday hours.

Monthly Maximum UV Index for San Francisco Cuayalab, Mexico

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

The table above highlights how UV exposure in San Francisco Cuayalab 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 Francisco Cuayalab'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 Francisco Cuayalab	7	9	12	12	12	12	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