UV Index in Callancas, Peru

Last updated: July 2, 2025

Awareness of the UV Index is crucial for residents and visitors in Callancas, Peru, where the sun's intensity can pose significant health risks. Understanding UV levels is essential for preventing sunburn and promoting overall skin health, especially given the region's BSk climate, which often leads to higher UV exposure during peak hours. With UV Index readings soaring as high as 14 around noon, it’s vital to stay informed and take protective measures to enjoy the beautiful weather safely. Being aware of these levels helps you plan your outdoor activities while keeping your skin protected from harmful rays.

Hourly UV Index in Callancas

The UV Index showcases a dramatic rise as the day unfolds, starting from a gentle 1 at 07:00 and peaking at a formidable 14 by 12:00. This midday high signals the critical window for sun exposure, emphasizing the importance of protective measures during these hours. Following the zenith, there’s a noticeable decline, with values dropping to 10 by 14:00, and tapering off to a mere 0 by 19:00. Outdoor enthusiasts and sunbathers should take heed: between 10:00 and 15:00 is when the sun’s rays are at their most intense, making it essential to prioritize skin safety during this timeframe.

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	5	moderate	30 min
10:00	8	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	7	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Callancas

Throughout the year, the UV Index remains consistently extreme, with the highest values recorded from January to April and again in October. These peak months, particularly February and March with an index of 18, present the highest risk for skin damage, with a burn time of just 10 minutes. Although May and June witness a slight decrease in UV levels, visitors and residents should remain vigilant, as the index still ranges from 13 to 15. The September and November months also show considerable UV levels at 17, emphasizing the need for sun protection year-round. It is advisable for everyone to take necessary precautions, such as wearing sunscreen, protective clothing, and seeking shade during peak sunlight hours to minimize the risk of UV exposure.

Monthly Maximum UV Index for Callancas, Peru

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

The table above highlights how UV exposure in Callancas 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.

Callancas'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
Callancas	17	18	18	18	15	13	14	14	17	18	17	16