UV Index in Santa Ana, Peru

Last updated: July 2, 2025

Understanding the UV Index in Santa Ana, Peru is crucial for protecting your skin from harmful ultraviolet radiation. With the sun reaching its peak during mid-day hours, it’s essential to be aware of UV levels to prevent sunburn and long-term skin damage. Santa Ana, characterized by its temperate climate and frequent sun exposure, poses significant risks for residents and visitors alike, particularly between 10 AM and 2 PM when the UV Index skyrockets to a staggering 12. By staying informed about these levels, you can enjoy the outdoors safely while safeguarding your skin health.

Hourly UV Index in Santa Ana

The UV Index today illustrates a dramatic rise in solar intensity as the morning unfolds. Starting from a mild 1 at 07:00, it quickly escalates to a moderate 5 by 09:00. By 11:00, we reach a peak of 11, indicating high levels of ultraviolet radiation—perfect for sunscreen application and protective gear. Just an hour later, the index hits its highest point at a 12 by noon, before gradually declining to 4 by 15:00. As the afternoon wanes, UV levels dip to 2 by 16:00 and drop off completely by 18:00, giving way to a safe and cool evening with values returning to 0. In this quick snapshot, it's clear that the midday sun demands caution, while the late hours offer a refreshing reprieve.

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	2	low	45 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	8	very high	15 min
15:00	4	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Santa Ana

Throughout the year, UV Index levels in this region consistently remain in the extreme category, with values ranging from 11 to 18. The highest UV Index months fall between January and March, where the index peaks at 17-18, presenting a burn time of just 10 minutes. As we move towards May and June, the index begins to decrease slightly, but still maintains an extreme level; thus, high-risk months are predominantly January through March. Visitors and residents are strongly advised to take extra precautions during these months by wearing sunscreen, protective clothing, and seeking shade, especially during peak sun hours, to minimize the risk of harmful UV exposure.

Monthly Maximum UV Index for Santa Ana, Peru

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 Peru Cities

The table above highlights how UV exposure in Santa Ana compares to other major locations across Peru. 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 Peru. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Callao UVI	14	14	14	12	10	9	10	11	12	13	14	13
Lima UVI	14	14	14	12	10	9	10	11	12	13	14	13
Trujillo UVI	15	15	15	14	12	11	11	11	13	14	14	14
Chiclayo UVI	14	15	15	14	13	11	11	12	15	14	14	13
Arequipa UVI	18	17	17	15	12	10	11	13	15	17	18	17
Santa Ana	17	18	17	16	13	11	12	13	15	16	17	17