UV Index in Chalan, Peru

Last updated: July 2, 2025

In Chalan, Peru, awareness of the UV Index is crucial for maintaining skin health and preventing sunburn. Understanding the UV levels can empower residents and visitors alike to take necessary precautions against harmful UV radiation, especially during the peak hours around midday when values can soar as high as 14. Chalan's mild Cfb climate offers a unique combination of sun exposure, making it vital to stay informed about daily UV risks. With temperatures rising and the sun's intensity increasing, adopting sun safety measures becomes essential for everyone enjoying the beautiful outdoors.

Hourly UV Index in Chalan

The UV Index throughout the day showcases a dynamic pattern, peaking as the sun reaches its zenith. At 07:00, the index starts low at 1, gradually rising to 2 by 08:00. As the morning progresses, the UV Index surges to 5 at 09:00, culminating in a striking 14 at its highest point 12:00. The intensity remains high at 13 by 13:00, before gradually declining to 11 by 14:00. By late afternoon, the UV radiation diminishes to 7 at 15:00, and falls to 3 by 16:00. Finally, as the day winds down, the index drops back to 1 at 17:00 and quietly settles at 0 by 19:00. This data clearly indicates the importance of sun protection during those midday hours when UV exposure is at its most potent.

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	9	very high	15 min
11:00	12	extreme	10 min
12:00	14	extreme	10 min
13:00	13	extreme	10 min
14:00	11	extreme	10 min
15:00	7	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Chalan

The UV Index shows consistently high levels of solar radiation throughout the year, peaking in March with an index of 19 and remaining extremely high from January to April. The highest risk months for sunburn are from January to April, where the UV Index maintains an extreme category, indicating a burn time of just 10 minutes. Visitors and residents are strongly advised to take precautionary measures during these months, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade to minimize sun exposure. Even in the subsequent months, such as May to October, the UV Index remains notably high, with levels fluctuating between 13 to 18, making sun safety an ongoing concern throughout the year. Remember to stay vigilant to safeguard your skin against potential damage.

Monthly Maximum UV Index for Chalan, Peru

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

The table above highlights how UV exposure in Chalan 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.

Chalan'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
Chalan	18	18	19	18	15	13	14	14	17	18	16	17