UV Index in Nepena, Peru

Last updated: June 2, 2025

In Nepena, Peru, understanding the UV Index is crucial for protecting your skin and overall health. This guide highlights the significance of UV level awareness, helping residents and visitors alike prevent sunburn and long-term skin damage. With Nepena’s BWh climate, the region experiences intense sun exposure, especially during peak hours when the UV Index can reach as high as 10. Being informed about these levels allows you to enjoy the sunny days safely while minimizing the risks associated with excessive UV radiation. Remember, knowledge is your best defense against the sun's harmful effects!

Hourly UV Index in Nepena

The UV Index throughout the day showcases a significant rise in sun exposure, starting low at 1 at 07:00 and reaching its peak of 10 between 12:00 and 13:00. This suggests a high level of UV radiation during midday, making it crucial for individuals to take precautions to protect their skin. As the afternoon progresses, the UV Index begins to decline, dropping to 5 by 15:00 and further decreasing to 1 by 17:00. By 18:00, it returns to 0, indicating a safe period with no UV exposure. It's clear that the strongest UV radiation is concentrated in the midday hours; therefore, staying shaded and applying sunscreen during this time is highly recommended for safety.

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	7	high	25 min
11:00	9	very high	15 min
12:00	10	very high	15 min
13:00	10	very high	15 min
14:00	7	high	25 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 Nepena

Throughout the year, UV Index values vary significantly, with extreme levels peaking in the early months and a gradual decline by mid-summer. The highest months for UV exposure are March and February, both reaching an index of 16 and categorized as extreme, with a burn time of just 10 minutes. Even in summer, June and July present risks with indices of 10 and 11, although burn times increase to 15 minutes in June. Visitors and residents are advised to take precautions, especially from January to April and again in August and September, where the UV Index remains at 12 or higher. It is crucial to wear adequate sun protection, such as sunscreen, hats, and protective clothing, during these high-risk months to prevent skin damage from excessive sun exposure.

Monthly Maximum UV Index for Nepena, Peru

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

The table above highlights how UV exposure in Nepena 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.

Nepena'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
Nepena	15	15	16	14	12	10	11	12	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