UV Index in Santa Rosa, Peru

Last updated: July 2, 2025

Understanding the UV Index in Santa Rosa, Peru, is crucial for protecting your skin and maintaining overall health in this sun-drenched region. As a tropical climate zone (BWh), Santa Rosa experiences high UV exposure, especially between 11:00 AM and 1:00 PM, when the index peaks at a striking 11. Being aware of these UV levels helps you anticipate the risks of sunburn and long-term skin damage. By taking precautions during peak hours, you can enjoy the beautiful sunny days here while safeguarding your skin health effectively.

Hourly UV Index in Santa Rosa

The UV Index for the day showcases a dramatic rise in sun intensity as the morning progresses, starting from a mild 1 at 07:00 AM. By 09:00 AM, it escalates to 4, and then surges past the 6 mark at 10:00 AM. The peak intensity is reached at 12:00 PM and 1:00 PM, where the UV Index hits a striking 11, indicating a high risk of harm from unprotected sun exposure. As the afternoon unfolds, the index gradually tapers off to a more manageable 6 at 3:00 PM, before dipping to 1 by 5:00 PM and 6:00 PM, and finally sinking to 0 by 7:00 PM. It’s a clear reminder to take precautions during the peak hours—especially from 11:00 AM to 1:00 PM—to safeguard against the sun's powerful rays.

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	4	moderate	30 min
10:00	6	high	25 min
11:00	9	very high	15 min
12:00	11	extreme	10 min
13:00	11	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Santa Rosa

Throughout the year, the UV Index remains consistently high, reaching extreme levels across all months. The most critical months for UV exposure are January, February, and March, each showing a UV Index of 15, indicating a burn time of just 10 minutes. The risk remains high with values between 11 and 14 during the warmer months of April through September, and even as the year winds down, October and November are noteworthy with UV Indexes of 14 and 13, respectively. Given these conditions, it is crucial for both visitors and residents to take protective measures year-round, including applying sunscreen, wearing protective clothing, and seeking shade during peak sunlight hours to minimize skin damage and health risks.

Monthly Maximum UV Index for Santa Rosa, Peru

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

The table above highlights how UV exposure in Santa Rosa 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.

Santa Rosa'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
Santa Rosa	14	15	15	14	12	11	11	11	14	14	13	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