UV Index in Challhuahuacho, Peru

Last updated: May 3, 2025

Understanding the UV Index in Challhuahuacho, Peru is crucial for protecting your skin health and preventing harmful sunburns. With its high-altitude climate classified as ET, this region experiences intense UV radiation, especially during peak daylight hours. From a moderate level of 3 at 8 AM, the UV Index soars to dangerous levels—maxing out at a staggering 14 at noon. Being aware of these UV levels empowers residents and visitors alike to take necessary precautions, ensuring a safer and more enjoyable experience under the sun.

Hourly UV Index in Challhuahuacho

The UV Index paints a vivid picture of the day's sun exposure, starting gently at 1 by 07:00. As the morning unfolds, it climbs to 3 by 08:00, then escalates rapidly, peaking at 14 around 12:00. This midday surge, marked by 11 at 10:00 and a staggering 13 at 11:00, indicates a high risk of harm from unprotected sun exposure. As the afternoon approaches, the index begins to decrease, dropping to 8 by 14:00 and later to 4 at 15:00. By 16:00, it scales down to 2, and the shadows deepen as the sun sets, with the UV Index finally resting at 0 by 18:00 and 19:00. It’s a reminder to take precautions during the peak hours to protect oneself from excessive UV exposure.

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	3	moderate	30 min
09:00	7	high	25 min
10:00	11	extreme	10 min
11:00	13	extreme	10 min
12:00	14	extreme	10 min
13:00	12	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 Challhuahuacho

Throughout the year, UV Index levels remain remarkably high, with extreme exposure categories dominating each month. The highest risk months occur during the winter months of January through April, where the UV Index hovers between 20 and 21, presenting a burn time of only 10 minutes. As the year progresses into summer and early fall, while UV levels slightly decrease, the risk remains significant with a consistent index between 11 and 17. Residents and visitors are strongly advised to take precautions throughout the year, including wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, especially during peak hours, to mitigate the risks associated with extreme UV exposure.

Monthly Maximum UV Index for Challhuahuacho, Peru

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

The table above highlights how UV exposure in Challhuahuacho 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.

Challhuahuacho'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
Challhuahuacho	21	20	20	17	14	11	13	15	17	18	19	20