UV Index in Chaclacayo, Peru

Last updated: August 1, 2025

In Chaclacayo, Peru, awareness of the UV Index is essential for protecting your skin and overall health. Understanding the levels of UV radiation throughout the day is crucial for avoiding sunburn and minimizing long-term skin damage. This region, characterized by its BSk climate, experiences heightened UV exposure, particularly during the midday hours when the index peaks at 11. By staying informed about UV levels, you can enjoy the beautiful sun-soaked days in Chaclacayo while safeguarding your skin against harmful rays.

Hourly UV Index in Chaclacayo

As the day unfolds, the UV Index reaches its peak between 11:00 AM and 12:00 PM, soaring to a striking 11. The morning starts gently, with the index at a modest 1 by 7:00 AM, slowly climbing to 4 by 9:00 AM. The sun then intensifies, pushing the index to a strong 10 at 11:00 AM, signaling it's time to seek shade and protect your skin. By 2:00 PM, it begins to wane, dropping to 8, and further decreases to 5 by 3:00 PM. As the afternoon progresses, the index continues to fall, reaching 2 at 4:00 PM, and finally settling at 1 by 5:00 PM and 0 as the sun sets at 6:00 PM. Stay aware and shield yourself during those crucial midday 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	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	9	very high	15 min
15:00	5	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 Chaclacayo

The UV index shows extreme levels from January to April, with a consistent reading of 15 and a rapid burn time of just 10 minutes. This high-risk period continues into May, where it remains extreme at 11. A slight decrease is observed in June, where the UV index drops to 10, categorized as very high, allowing for a marginally longer burn time of 15 minutes. The index rises again through July (11), August (12), and September (14), marking these months as particularly hazardous for skin exposure. Entering October through December, the UV index returns to 15 with an extreme exposure category, emphasizing the need for vigilance year-round. Given these readings, it is crucial for both visitors and residents to take precautionary measures, such as wearing protective clothing, applying sunscreen regularly, and seeking shade during peak sunlight hours, especially between late morning and early afternoon.

Monthly Maximum UV Index for Chaclacayo, Peru

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

The table above highlights how UV exposure in Chaclacayo 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.

Chaclacayo'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
Chaclacayo	15	15	15	14	11	10	11	12	14	15	15	15
Arequipa UVI	18	17	17	15	12	10	11	13	15	17	18	17