UV Index in Juanjui, Peru

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors in Juanjui, Peru, where the tropical climate brings intense sun exposure year-round. Awareness of UV levels helps in preventing sunburn and protecting your skin health, allowing for safer outdoor activities. In Juanjui, UV levels peak dramatically from 10 AM to 2 PM, often reaching values as high as 11, indicating a very high risk of harm from unprotected sun exposure. With the right precautions, you can enjoy the beautiful surroundings while safeguarding your skin against the sun's powerful rays.

Hourly UV Index in Juanjui

Today, the UV Index saw a dramatic rise as the sun reached its zenith. Starting at a gentle 1 at 7:00 AM, the index escalated through the morning, hitting 10 by 11:00 AM and peaking at 11 from 12:00 PM to 1:00 PM—a clear indication of intense UV radiation. By 2:00 PM, it began to drop to 8, then progressively decreased to 5 at 3:00 PM, before returning to a much safer 1 by the 5:00 PM hour. As the day faded, the UV level fell to 0 by 6:00 PM, urging a welcome relief as outdoor activities became less risky. Stay protected during peak hours!

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	10	very high	15 min
12:00	11	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 Juanjui

Throughout the year, the UV Index remains extremely high, particularly from January to April, where it peaks at 16. These months are critical for residents and visitors to take precautionary measures, as the burn time is only 10 minutes during this period. Although the index slightly declines during the summer months, it still remains significantly high, with values of 11 to 12 from June to August. As the year progresses into the fall, the index again reaches up to 15 in October, before tapering off slightly in November and December. It is advisable for everyone to wear sunscreen, protective clothing, and seek shade during peak sun hours, especially during the high-risk months of January through April. Staying informed and vigilant about UV exposure can help minimize the risk of sunburn and long-term skin damage.

Monthly Maximum UV Index for Juanjui, Peru

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

The table above highlights how UV exposure in Juanjui 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.

Juanjui'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
Juanjui	15	16	16	16	14	11	11	12	14	15	14	14
Arequipa UVI	18	17	17	15	12	10	11	13	15	17	18	17