UV Index in Arirahua, Peru

Last updated: August 1, 2025

In Arirahua, Peru, being aware of the UV Index is crucial for safeguarding your skin health and preventing sunburn. Understanding UV levels helps residents and visitors alike to take necessary precautions against potentially harmful exposure, especially during the peak hours when indices can soar as high as 12. With a BSk climate that often brings intense sunlight, recognizing the daily UV variations—from moderate levels in the morning to extreme peak levels around noon—is essential for enjoying the outdoors safely while minimizing the risk of skin damage. Stay informed and protect your skin wisely!

Hourly UV Index in Arirahua

As the day unfolds, the UV Index journey begins early, starting at a modest 1 at 7:00 AM. By 9:00 AM, it climbs to 5, making its presence known. The sun reaches its peak intensity at 12:00 PM with a staggering 12, signaling a time for caution and protective measures. Even as it drops to 10 by 1:00 PM, the UV rays remain strong. The afternoon sees a gradual decline, dipping to 4 by 3:00 PM, before settling back at 2 around 4:00 PM. As the sun sets, the index drops to 0 by 6:00 PM, bringing relief as the day winds down. Stay cautious in the midday hours for optimal skin safety!

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	6	high	25 min
10:00	10	very high	15 min
11:00	13	extreme	10 min
12:00	13	extreme	10 min
13:00	12	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 Arirahua

During the year, UV levels fluctuate significantly, with extremely high levels observed from January through April and consistently high values persisting until November. The high-risk months are particularly pronounced between January and April, where the UV Index remains at 18, indicating extreme exposure with a burn time of just 10 minutes. While June sees a slight dip to a very high index of 10, the trend of high UV levels resumes in July and August before peaking again in October. To safeguard your health, it is imperative that both visitors and residents take precautions during these months, including wearing broad-spectrum sunscreen, protective clothing, and seeking shade, especially during peak hours. Staying informed and prepared can help mitigate the risks associated with prolonged sun exposure.

Monthly Maximum UV Index for Arirahua, Peru

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

The table above highlights how UV exposure in Arirahua 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.

Arirahua'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
Arirahua	18	18	17	16	13	10	12	13	15	17	18	18