UV Index in Santa Teresa, Mexico

Last updated: June 2, 2025

Understanding the UV Index in Santa Teresa, Mexico is essential for safeguarding your skin and enjoying the sun safely. With UV levels reaching a peak of 14 during midday hours, awareness can help prevent painful sunburns and long-term skin damage. Given Santa Teresa's BSk climate, characterized by dry conditions and ample sunshine, the risks associated with UV exposure are significant, particularly between 11:00 AM and 2:00 PM, when the sun is at its strongest. Stay informed and protect your skin while basking in the beauty of this tropical paradise!

Hourly UV Index in Santa Teresa

As the sun rises, the UV Index starts at a gentle 1 at 7:00 AM, indicating minimal sun exposure risk. By 9:00 AM, it climbs to 2, showcasing the gradual intensification of sunlight. The peak arrives at 12:00 PM with a striking 12, signaling a high risk of harm from unprotected sun exposure. This intensity continues through 1:00 PM and 2:00 PM, where it reaches its maximum of 14—a reminder to seek shade and apply sunscreen. As the afternoon progresses, the UV Index begins to taper off, dropping to 9 at 4:00 PM, and ending the day at a safer 1 by 7:00 PM. Stay sun-smart, especially during the 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	1	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	14	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 Santa Teresa

The UV Index experiences significant seasonal fluctuations, with extreme levels peaking from February to September. March and April hold the highest readings at 14 to 15, indicating a burn time of just 10 minutes. Visitors and residents should be particularly cautious during these months as well as in May, when the UV Index reaches its peak. January, November, and December present a slightly lower risk with a very high UV Index of 8 to 10, allowing for slightly longer exposure times of 15 minutes. To protect against severe sun damage, it is strongly advised to use sunscreen, wear protective clothing, and seek shade during peak UV hours, especially in the high-risk months of March through September.

Monthly Maximum UV Index for Santa Teresa, Mexico

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

The table above highlights how UV exposure in Santa Teresa 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.

Santa Teresa'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
Santa Teresa	8	11	14	14	15	14	14	14	13	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