UV Index in Cascas, Peru

Last updated: May 3, 2025

Understanding the UV Index is crucial for the residents and visitors of Cascas, Peru, a region characterized by its semi-arid climate (BSk). With UV levels peaking as high as 14 during midday, awareness of the UV Index is essential for sunburn prevention and maintaining overall skin health. Knowing how UV radiation varies throughout the day can empower you to take necessary precautions against harmful exposure, ensuring that you enjoy the beautiful outdoors while protecting your skin from potential damage. Stay informed and stay safe in Cascas!

Hourly UV Index in Cascas

The UV Index (UVI) presents an intriguing pattern throughout the day. Starting at 07:00, the index is a mild 1, suggesting minimal sun risk. As the sun rises, UVI climbs to 2 by 08:00, and then rapidly increases, peaking at an intense 14 by noon. This indicates a significant risk of harm from unprotected sun exposure. From 11:00 to 13:00, the numbers remain dangerously high, reflecting the need for sun protection during these hours. After this apex, the index begins to decline, dropping to 10 at 14:00 and further to 6 by 15:00, signaling a gradual decrease in sun intensity. By 16:00, the index drops to 3, and soon after 17:00, it plummets to 1, indicating a return to safer levels as the evening sets in. Finally, by 18:00, it hits 0, suggesting a complete retreat of sun risk for the day. This data emphasizes the importance of vigilant sun safety during the midday hours when UVI is at its peak.

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	9	very high	15 min
11:00	12	extreme	10 min
12:00	14	extreme	10 min
13:00	12	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 Cascas

Throughout the year, the UV Index exhibits extreme levels, peaking at 17 from January to March. The risk of UV exposure remains high across all months, with burn times consistently limited to just 10 minutes. The high-risk months are notably from January to April, where the UV Index does not drop below 16. Visitors and residents should take precautions during these months, such as wearing broad-spectrum sunscreen, protective clothing, and sunglasses, especially between 10 a.m. and 4 p.m. to minimize the risk of sunburn and long-term skin damage. Being vigilant about sun safety is crucial given the persistent extreme UV levels year-round.

Monthly Maximum UV Index for Cascas, Peru

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

The table above highlights how UV exposure in Cascas 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.

Cascas'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
Cascas	16	17	17	16	14	12	12	13	15	16	15	15
Arequipa UVI	18	17	17	15	12	10	11	13	15	17	18	17