UV Index in Arahuay, Peru

Last updated: August 1, 2025

Understanding the UV Index in Arahuay, Peru is essential for protecting your skin and overall health. As you enjoy the region's unique BSk climate, characterized by warm days and cool nights, it's crucial to be aware of daily UV levels to prevent sunburn and long-term skin damage. With UV Index readings peaking at 12 around midday, Arahuay residents and visitors face significant sun exposure risks. Staying informed about these levels helps guide your outdoor activities and ensures that you can safely enjoy the beautiful Peruvian landscape without compromising your skin health.

Hourly UV Index in Arahuay

The UV Index throughout the day reveals a dynamic range of solar intensity, peaking at 12 around noon. Starting the day gently, the index registers a low 1 at 7:00 AM, gradually rising to 2 by 8:00 AM. As the sun climbs higher, it reaches 5 by 9:00 AM, then surges to a robust 11 by 11:00 AM, signaling higher caution for outdoor activities. The peak at midday is a daunting 12, urging everyone to seek shade and wear protective gear. The intensity begins to taper off in the afternoon, dropping back to 8 at 2:00 PM and further to 5 by 3:00 PM. By the late afternoon, the index drops significantly to 1 at 5:00 PM and settles at 0 by 6:00 PM, giving a gentle reminder that the sun's might can vary dramatically throughout the day.

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	13	extreme	10 min
13:00	12	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Arahuay

The UV Index remains consistently extreme throughout the year, with values ranging from 11 to 17. January to April are particularly high-risk months, with UV Index values peaking at 17 during February and March. From May to August, the index slightly decreases but remains like 11 to 13, indicating sustained risk for skin damage. Notably, September to December sees the UV Index return to 16, maintaining the severe exposure category. Given the 10-minute burn time across all months, it is crucial for visitors and residents to practice sun safety measures year-round, including wearing sunscreen, protective clothing, and seeking shade during peak sun hours.

Monthly Maximum UV Index for Arahuay, Peru

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

The table above highlights how UV exposure in Arahuay 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.

Arahuay'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
Arahuay	16	17	17	15	12	11	12	13	15	16	16	16
Arequipa UVI	18	17	17	15	12	10	11	13	15	17	18	17