UV Index in San Pedro, Peru

Last updated: June 2, 2025

Understanding the UV Index in San Pedro, Peru is essential for safeguarding your skin against harmful ultraviolet radiation. As this high-altitude region experiences intense sunlight, being aware of UV levels helps in preventing sunburn and maintaining overall skin health. With typical daytime exposure risks peaking around midday—where UV indexes reach up to 11—it's crucial to stay informed and take protective measures. Whether you're enjoying outdoor activities or simply soaking in the stunning views, understanding the UV Index can make all the difference in keeping your skin safe in this unique ET climate.

Hourly UV Index in San Pedro

At 07:00, the UV Index starts low at 1, gradually climbing to 3 by 08:00. As the sun rises higher, the intensity surges, peaking at a striking 11 by 11:00 and remaining at that level until 12:00. The afternoon sees a slight decrease, with the index slipping to 10 by 13:00 and then further to 7 at 14:00. By mid-afternoon, the UV Index does a dramatic drop to 4 at 15:00, and by 16:00, it falls back to 1. The sun begins to set, leading to a complete reduction, bringing UV levels down to 0 by 19:00. This data illustrates a typical day of high UV exposure during the midday hours, highlighting the importance of sun protection at peak times.

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	9	very high	15 min
11:00	11	extreme	10 min
12:00	11	extreme	10 min
13:00	10	very high	15 min
14:00	7	high	25 min
15:00	4	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 San Pedro

The UV Index throughout the year remains consistently high, peaking at 23 in the first four months and maintaining an extreme exposure category across all months with a burn time of just 10 minutes. Notably, the high-risk months are from January to April, where the UV levels are at their peak. Even in May to September, the index remains dangerous, with a gradual decline into autumn, yet still presenting risks in October and November. It's crucial for visitors and residents to take precautions year-round, such as wearing protective clothing, applying sunscreen, and seeking shade during peak sunlight hours to mitigate the risk of UV-related health issues. Stay vigilant and prioritize skin safety to enjoy outdoor activities throughout the year.

Monthly Maximum UV Index for San Pedro, Peru

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

The table above highlights how UV exposure in San Pedro 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.

San Pedro'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
San Pedro	23	23	19	17	14	11	13	15	17	18	19	19