UV Index in Salamanca, Peru

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents and visitors in Salamanca, Peru, where sun exposure can be intense due to its semi-arid BWh climate. Being aware of UV levels helps you take proactive steps to prevent sunburn and protect your skin health, especially when the index peaks at an alarming 11 around midday. With typical UV exposure risks fluctuating throughout the day, from moderate levels in the morning to extreme conditions by noon, staying informed ensures you can enjoy the captivating outdoors while safeguarding your well-being under the sun.

Hourly UV Index in Salamanca

As the day unfolds, the UV Index reaches its peak between 11:00 AM and 12:00 PM, soaring to a striking 11. The morning starts gently, with the index at a modest 1 by 7:00 AM, slowly climbing to 4 by 9:00 AM. The sun then intensifies, pushing the index to a strong 10 at 11:00 AM, signaling it's time to seek shade and protect your skin. By 2:00 PM, it begins to wane, dropping to 8, and further decreases to 5 by 3:00 PM. As the afternoon progresses, the index continues to fall, reaching 2 at 4:00 PM, and finally settling at 1 by 5:00 PM and 0 as the sun sets at 6:00 PM. Stay aware and shield yourself during those crucial midday 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	2	low	45 min
09:00	4	moderate	30 min
10:00	7	high	25 min
11:00	10	very high	15 min
12:00	11	extreme	10 min
13:00	10	very high	15 min
14:00	8	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 Salamanca

Throughout the year, UV Index values reveal consistently extreme exposure levels, with the highest recorded in March at 16 and throughout the winter months at 15. Notably, January to April stand out as high-risk months due to their elevated UV levels, where a mere 10-minute exposure can lead to sunburn. Although the UV Index decreases slightly during May to August, it remains high, ranging from 11 to 13, suggesting caution is still warranted. As we transition into September to December, UV levels stabilize around 14, maintaining an extreme exposure category. Visitors and residents are strongly advised to take protective measures such as wearing sunscreen, protective clothing, and sunglasses year-round, particularly during these high-risk months to safeguard against harmful UV radiation.

Monthly Maximum UV Index for Salamanca, Peru

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

The table above highlights how UV exposure in Salamanca 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.

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