UV Index in Caja, Peru

Last updated: May 3, 2025

Understanding the UV Index in Caja, Peru is crucial for protecting your skin against harmful ultraviolet radiation. With peak UV levels soaring to 14 around noon, awareness of these fluctuating indices is essential for preventing sunburn and maintaining overall skin health. Caja's BSk climate contributes to high UV exposure risks during the day, particularly between 10 AM and 1 PM when the sun's intensity is at its highest. Taking proactive measures to monitor and respond to UV levels can help you enjoy the beautiful outdoors while safeguarding your well-being.

Hourly UV Index in Caja

The UV Index starts off the day at a low value of 1 at 07:00, making it a safe time for outdoor activities. As the sun rises higher, the index climbs steadily, reaching a moderate 3 by 08:00 and escalating to a high 10 by 10:00. The peak intensity occurs at 12:00, where it soars to a dangerous 14, urging caution for sun exposure. After this point, the UV levels gradually decline, dropping to 12 by 13:00, and continuing to fall through the afternoon to 5 at 15:00 and down to a low 1 by 17:00. By the evening hours, the UV Index falls to 0, signaling a safe return for outdoor activities without sun protection. Stay informed and protective during those 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	3	moderate	30 min
09:00	7	high	25 min
10:00	10	very high	15 min
11:00	13	extreme	10 min
12:00	14	extreme	10 min
13:00	12	extreme	10 min
14:00	9	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 Caja

Throughout the year, UV Index levels remain alarmingly high, fluctuating between 12 and 19, all categorized as extreme. The high-risk months for UV exposure are consistently from January to April, where UV Index values peak at 18 or 19, resulting in a burn time of just 10 minutes. As summer approaches, a slight decrease is noted, particularly in June and July with values dipping to 12 and 13, before rising slightly again in August and September. For visitors and residents, it is imperative to take precautionary measures year-round, including using high-SPF sunscreen, wearing protective clothing, and seeking shade during peak sunlight hours to mitigate the severe risks associated with excessive UV exposure.

Monthly Maximum UV Index for Caja, Peru

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

The table above highlights how UV exposure in Caja 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.

Caja'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
Caja	18	19	19	17	14	12	13	14	16	18	18	18