UV Index in Santa Ana, Mexico

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors of Santa Ana, Mexico, where the sun's rays can be particularly intense. As the region enjoys a Cwb climate, marked by warm days and ample sunshine, awareness of UV levels is essential for preventing sunburn and safeguarding skin health. With midday UV indexes soaring to a high of 14, it's vital to take precautions, ensuring you protect yourself from potential skin damage while enjoying the vibrant outdoor lifestyle that Santa Ana has to offer. By keeping an eye on daily UV levels, you can enjoy the sun safely and reduce the risk of long-term skin issues.

Hourly UV Index in Santa Ana

As the sun rises, the UV Index begins its climb from a gentle 1 at 07:00, nudging upwards to 2 by 09:00. By mid-morning, the intensity escalates to 5 at 10:00, signaling the need for some sun safety. The peak arrives at noon with a sizzling 12, reaching a blistering 14 by 13:00 and 14:00, marking the hours of most intense sun exposure. As afternoon fades, the UV Index gradually recedes to 12 at 15:00, before cooling further to 5 by 17:00, and finally winding down to 1 by 19:00. During the peak hours, make sure to stay protected and enjoy the sunshine responsibly!

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	5	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Santa Ana

During the year, the UV Index shows notable seasonal changes, with highest UV levels occurring from February through October. The months of March, April, May, June, July, August, and September consistently fall within the extreme exposure category, peaking at 15 in April. Visitors and residents should be particularly cautious during these high-risk months, as the burn time is as little as 10 minutes during this period. It is advised to take protective measures, such as wearing sunscreen, protective clothing, and hats, and seeking shade during peak hours to minimize the risk of sunburn. In contrast, November and December see a decrease in UV levels, categorized as very high, with a burn time of 15 minutes, suggesting a slight but essential drop in overall sun exposure risk as the year comes to a close.

Monthly Maximum UV Index for Santa Ana, Mexico

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

The table above highlights how UV exposure in Santa Ana 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 Ana'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 Ana	10	11	14	15	14	14	13	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