UV Index in San Tadeo, Mexico

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors in San Tadeo, Mexico, where the sun's intensity can pose significant risks to skin health. With peak UV levels soaring to a staggering 15 around midday, awareness of these fluctuations is essential to prevent sunburn and long-term skin damage. San Tadeo's semi-arid climate further amplifies exposure, making it vital to stay informed about daily UV predictions. By keeping an eye on the UV Index, you can enjoy the sunny days while safeguarding your skin.

Hourly UV Index in San Tadeo

As the day unfolds, the UV Index begins to soar, starting at a low 0 by 7:00 AM. By 8:00 AM, it inches up to 1, signaling the gradual approach of stronger sunlight. The 9:00 AM hour sees a modest rise to 2, but it’s really by 10:00 AM that we experience a significant jump to 5, hinting at more intense UV exposure. The peak arrives around 1:00 PM, where the index reaches a striking 14, just before maxing out at 15 by 2:00 PM—the perfect time to seek shade or sunscreen! After this towering high, the figures begin to retreat, dropping to 10 at 4:00 PM, and winding down to 3 by the evening hours at 6:00 PM. As the sun sets, the UV index falls to 1 at 7:00 PM, allowing for a gentle end to the day’s sunbathing adventures. Remember—protect your skin during those 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	5	moderate	30 min
11:00	9	very high	15 min
12:00	12	extreme	10 min
13:00	14	extreme	10 min
14:00	15	extreme	10 min
15:00	13	extreme	10 min
16:00	10	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 Tadeo

The UV Index demonstrates significant seasonal changes, peaking during the late spring and summer months. From January to March, the index starts high but quickly escalates, reaching its maximum of 15 in both April and May. The months of February to October pose the highest risk, with an extreme exposure category, where the burn time is notably short at 10 minutes. Visitors and residents should be particularly vigilant during these high-risk months, especially from February to October, and adopt protective measures such as wearing sunscreen, hats, and protective clothing. As we approach the fall and winter months, the UV risk decreases but remains notably high in November and December. It is essential to stay informed and protect your skin year-round.

Monthly Maximum UV Index for San Tadeo, Mexico

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

The table above highlights how UV exposure in San Tadeo 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 Tadeo'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
Guadalajara UVI	9	11	14	14	14	13	13	13	13	12	9	8
San Tadeo	9	11	14	15	15	14	14	14	14	12	10	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