UV Index in San Jacinto, Peru

Last updated: August 1, 2025

Understanding the UV Index in San Jacinto, Peru, is essential for protecting your skin against harmful ultraviolet rays. With peak UV levels reaching as high as 10 during midday, awareness of these levels can help prevent sunburn and long-term skin health issues. Nestled in a BWh climate zone, San Jacinto experiences intense sun exposure, especially from late morning to early afternoon. By staying informed about UV levels, residents and visitors alike can take proactive measures to enjoy the sun safely and maintain healthy skin.

Hourly UV Index in San Jacinto

As the sun rises, the UV Index begins its climb, starting at a modest 1 at 07:00. By 08:00, it gently increases to 2, signaling a day of strengthening rays. The intensity peaks around 12:00 with a striking 10, indicating the time for caution and sun protection. As midday passes, the index gradually declines, dropping to 6 at 14:00 before continuing its descent to 4 at 15:00. By 17:00, it returns to a safer 1, and eventually fades to 0 after 18:00, marking a gentle close to the day. This data underscores the importance of seeking shade and wearing sunscreen during the midday hours when the UV exposure is at its most intense.

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	12	extreme	10 min
13:00	10	very high	15 min
14:00	7	high	25 min
15:00	4	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 San Jacinto

Throughout the year, the UV Index remains extremely high during the first four months and from late August to early September, peaking at 16 in January, February, October, November, and December, where the burn time is as short as 10 minutes. In March, the index slightly decreases to 15 but remains within the extreme exposure category. The critical high-risk months for UV exposure are January, February, and October, making it essential for residents and visitors to exercise caution. By June and July, the index dips slightly to 9 and 10, categorized as very high, which allows for a slightly longer burn time of 15 minutes; however, it's still wise to protect your skin. As the summer ends, the UV Index returns to extreme levels, urging visitors to apply sunscreen frequently, wear protective clothing, and limit sun exposure, especially during peak hours.

Monthly Maximum UV Index for San Jacinto, Peru

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

The table above highlights how UV exposure in San Jacinto 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.

San Jacinto'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
San Jacinto	16	16	15	13	11	9	10	12	14	16	16	16
Arequipa UVI	18	17	17	15	12	10	11	13	15	17	18	17