UV Index in Caujul, Peru

Last updated: August 1, 2025

In Caujul, Peru, being aware of the UV Index is crucial for protecting your skin and overall health. With the region's high-altitude climate and often intense solar exposure, understanding UV levels can help prevent sunburn and reduce long-term skin damage. During peak hours, particularly between 11:00 AM and 1:00 PM, the UV Index can soar as high as 13, indicating an extremely high risk for harm from unprotected sun exposure. By staying informed about these levels, residents and visitors alike can take proactive measures to enjoy the beautiful sun safely.

Hourly UV Index in Caujul

At dawn, the UV Index starts subtly, peaking at 1 by 7:00 AM, but as the sun rises higher, so does the intensity of UV radiation. By 9:00 AM, it jumps to 5, and reaches its zenith around 12:00 PM with an impressive 13—a critical time to seek shade or apply sunscreen. The intensity slightly wanes in the early afternoon, showing 12 at 1:00 PM, then gradually decreases to 9 by 2:00 PM and further down to 3 at 4:00 PM. As the evening sets in, the UV Index drops dramatically, falling to 0 by 6:00 PM. This hourly data highlights the importance of protecting yourself during the midday hours when UV exposure is at its highest.

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

Monthly UV Index Trends in Caujul

Throughout the year, UV index levels remain consistently high, with values ranging from 12 to 18, categorizing exposure as extreme. The high-risk months for UV exposure are January through April, where the UV index peaks at 18, leading to a rapid burn time of just 10 minutes. May sees a slight decline, but it remains critical with a UV index of 14. As summer months approach, from June to August, the index fluctuates between 12 and 14 but continues to warrant caution. The fall months of September and October see a resurgence in UV levels, returning to 16 and 17, respectively. Thus, it is crucial for both visitors and residents to take preventive measures year-round, such as wearing sunscreen, protective clothing, and seeking shade to mitigate the risks associated with high UV exposure.

Monthly Maximum UV Index for Caujul, Peru

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

The table above highlights how UV exposure in Caujul 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.

Caujul'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
Caujul	17	18	18	17	14	12	13	14	16	17	17	16