UV Index in Callalli, Peru

Last updated: June 2, 2025

In the picturesque region of Callalli, Peru, understanding the UV Index is crucial for protecting your skin and overall health. The intensity of UV radiation can escalate rapidly throughout the day, peaking at a striking 11 around midday—indicating a high risk of sunburn and potential long-term skin damage. With Callalli's ET climate, characterized by its high-altitude environment and clear skies, the risks associated with UV exposure are significant. Being aware of the UV levels can help residents and visitors alike take the necessary precautions to enjoy the outdoors safely while safeguarding their skin health.

Hourly UV Index in Callalli

The UV Index today paints a vivid picture of sun intensity throughout the hours. Starting off at a mild 1 at 07:00, the sun steadily escalates its strength, peaking at an intense 11 between 11:00 and 12:00. Just before noon, the rays are at their strongest, urging anyone outdoors to seek shade or protection. As the afternoon rolls in, the index gradually declines, dipping to 7 by 14:00 and settling back to a gentle 3 by 15:00. Finally, as the day winds down, the UV exposure diminishes to a safe 1 at 16:00 and flatlines at 0 post 18:00. This dynamic cycle underscores the importance of sun safety 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	6	high	25 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	11	extreme	10 min
13:00	9	very high	15 min
14:00	7	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 Callalli

Throughout the year, UV Index levels remain consistently extreme, ranging from 14 to 24, highlighting a significant risk of skin damage from sun exposure. The high-risk months—January through April—exhibit the most intense UV levels, with January peaking at 24, followed closely by February and March at 21. Visitors and residents should take immediate precautions during these months, as the burn time is as little as 10 minutes. Even in the subsequent months, although the UV Index slightly decreases, it remains crucial to wear protective clothing, apply broad-spectrum sunscreen, and seek shade when outdoor activities are planned. Always stay informed about the daily UV index to ensure safety throughout the year.

Monthly Maximum UV Index for Callalli, Peru

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

The table above highlights how UV exposure in Callalli 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.

Callalli'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
Callalli	24	21	21	18	14	11	13	15	17	19	20	22