UV Index in Sama Grande, Peru

Last updated: July 2, 2025

In Sama Grande, Peru, understanding the UV Index is crucial for safeguarding your skin against the sun's harmful rays. The region's BWk climate brings intense sunlight, especially during midday hours, making it vital to be aware of UV levels to prevent sunburn and support long-term skin health. With values peaking at 10 between 11:00 AM and 12:00 PM, it's essential for residents and visitors alike to take precautions during these hours. By staying informed about the UV Index, you can effectively enjoy the beautiful Peruvian sun while protecting your skin from its potential dangers.

Hourly UV Index in Sama Grande

Throughout the day, the UV Index exhibits a distinct peak just before noon. Starting off at a mild 1 at 7:00 AM, it rises steadily, reaching 2 by 8:00 AM. By 9:00 AM, it jumps to 5, and then it surges to an impressive 10 at both 11:00 AM and 12:00 PM, indicating a high level of sun exposure risk. As the afternoon unfolds, the readings dip to 9 at 1:00 PM and subsequently decline further to 6 at 2:00 PM. By 3:00 PM, it drops to 3, and the day winds down with values of 1 at 4:00 and 5:00 PM, before fading to 0 by 6:00 PM and beyond. For optimal sun safety, keep to the shade as the sun peaks!

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	8	very high	15 min
11:00	10	very high	15 min
12:00	10	very high	15 min
13:00	9	very high	15 min
14:00	6	high	25 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