UV Index in San Bartolome, Peru

Last updated: June 2, 2025

In San Bartolomé, Peru, being aware of the UV Index is crucial for ensuring your skin health and preventing sunburns. With its BSk climate characterized by warm temperatures and high sun exposure, the UV levels can soar to dangerous heights, peaking at 12 around noon. Understanding these fluctuating UV levels empowers residents and visitors to take preventive measures, shielding themselves from harmful rays. Whether you're embarking on outdoor adventures or just enjoying a sunny day, staying informed about the UV Index is essential for protecting your skin and maintaining overall well-being.

Hourly UV Index in San Bartolome

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	8	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	8	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 San Bartolome

Throughout the year, the UV Index remains consistently high in this region, with extreme exposure levels recorded from January through December. The highest values of 18 are observed in January, February, March, and November, making these high-risk months for sun exposure. Even during the summer months, such as June, July, and August, the index hovers between 12 and 14, indicating a strong potential for skin damage. Visitors and residents are advised to take precautionary measures year-round, including wearing protective clothing, applying broad-spectrum sunscreen, and limiting sun exposure to avoid harmful effects associated with prolonged UV exposure.

Monthly Maximum UV Index for San Bartolome, Peru

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

The table above highlights how UV exposure in San Bartolome 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 Bartolome'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 Bartolome	18	18	18	17	14	12	13	14	16	17	18	17