UV Index in Sama Grande, Peru

Last updated: June 2, 2025

Understanding the UV Index in Sama Grande, Peru, is crucial for safeguarding your skin and overall health. With the region’s BWk climate, residents and visitors alike face varying UV exposure risks that can lead to sunburn and long-term skin damage, especially during peak hours. The UV Index rises significantly from mid-morning to early afternoon, with levels peaking at 9 around noon. By being aware of these levels, you can take proactive measures to protect yourself from harmful UV rays, ensuring a safer and more enjoyable outdoor experience in this beautiful coastal area.

Hourly UV Index in Sama Grande

As the sun climbs higher in the sky, the UV Index reaches its peak during midday, showcasing a striking pattern in the hourly data. Starting at a modest 1 by 07:00, it gradually escalates, hitting 2 by 08:00. The intensity continues to rise, peaking at a formidable 9 by both 11:00 and 12:00—a clear invitation to slather on the sunscreen! As the afternoon progresses, the index begins to decline, dropping to 7 at 13:00, and gently tapering off to 3 by 15:00. By late afternoon and into the evening, the UV threat recedes, plummeting to 1 at 16:00, and finally fading into 0 from 18:00 onward. This hourly journey underscores the importance of sun safety at its zenith!

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	7	high	25 min
11:00	9	very high	15 min
12:00	9	very high	15 min
13:00	7	high	25 min
14:00	5	moderate	30 min
15:00	3	moderate	30 min
16:00	1	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 Sama Grande

The UV Index exhibits significant seasonal variations, with January through April showing extreme levels (17-14) and a quick burn time of just 10 minutes. This trend persists into the fall and winter months, as October to December also maintain an extreme index of 17. The high-risk months are clearly identified as January to April and October to December, during which sun exposure can lead to severe skin damage in merely 10 minutes. Even in June and July, classified as very high (9-10), the burn time increases slightly to 15 minutes, but caution is still advised. Visitors and residents should prioritize sun safety year-round by wearing sunscreen, protective clothing, and seeking shade, especially during peak UV times.

Monthly Maximum UV Index for Sama Grande, Peru

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

The table above highlights how UV exposure in Sama Grande 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.

Sama Grande'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
Sama Grande	17	17	16	14	11	9	10	12	14	17	17	17
Arequipa UVI	18	17	17	15	12	10	11	13	15	17	18	17