UV Index in Juli, Peru

Last updated: June 2, 2025

In Juli, Peru, understanding the UV Index is crucial for protecting your skin from the sun's harmful rays. With high UV levels peaking at 11 around midday, awareness of these readings can significantly help in preventing sunburn and promoting long-term skin health. Juli’s Cwb climate presents unique challenges, as despite its moderate temperatures, the intensity of UV radiation can lead to serious risks, especially during peak hours. Stay informed and safeguard your skin while enjoying the beautiful Peruvian sun!

Hourly UV Index in Juli

Starting off the day, the UV Index begins at a mild 1 at 07:00, ideal for morning strolls. As the sun climbs higher, the intensity picks up, reaching 3 by 08:00 and surging to a notable 6 by 09:00. The peak occurs around 12:00 when the UV Index hits a strong 11, signaling the need for sun protection. After midday, the index gradually declines, falling to 9 by 13:00, then dipping to 6 at 14:00. As the afternoon wanes, levels continue to drop, hitting 3 at 15:00, before dropping back to 1 by 16:00 and finally settling to 0 after 18:00. This pattern highlights the importance of sun safety during the peak hours from 11:00 to 13:00.

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	8	very high	15 min
11:00	10	very high	15 min
12:00	11	extreme	10 min
13:00	9	very high	15 min
14:00	6	high	25 min
15:00	3	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 Juli

Throughout the year, UV Index levels remain consistently extreme, with values ranging from 11 in June to a peak of 20 in February. This indicates that high-risk months for sun exposure are from January to April, as well as October to December, when the UV Index stays elevated, often reaching values of 19 to 20. Notably, even during milder months like May to July, the UV levels still pose a significant risk. Visitors and residents are strongly advised to take precautions against UV exposure year-round, such as wearing protective clothing, applying sunscreen, and seeking shade whenever possible, particularly during peak hours. Always remember that with a burn time as short as 10 minutes, protecting your skin is essential for health and well-being.

Monthly Maximum UV Index for Juli, Peru

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

The table above highlights how UV exposure in Juli 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.

Juli'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
Juli	19	20	19	17	13	11	12	14	16	19	19	19