UV Index in San Juan de Cacazu, Peru

Last updated: June 2, 2025

In San Juan de Cacazu, Peru, awareness of the UV Index is essential for protecting your skin from harmful ultraviolet rays. Understanding UV levels is crucial not only for preventing painful sunburns but also for safeguarding long-term skin health. This charming locale, characterized by its Aw climate, often experiences elevated UV exposure, particularly during midday when the index peaks at 11. By staying informed about the UV Index, residents and visitors can better enjoy outdoor activities while minimizing risks associated with sun exposure.

Hourly UV Index in San Juan de Cacazu

The UV Index today peaked dramatically in the late morning, starting from a low of 1 at 07:00 and climbing to an impressive 11 by 12:00. This intense exposure reached its zenith at 11:00, where precautions were essential as the Index hit 10. As the afternoon progressed, the UV levels began to gradually decline, dropping to 4 by 15:00 and further down to a modest 2 by 16:00. By the evening, the sun had softened, bringing the UV Index back to 1 at 17:00, and ultimately fading to 0 by 18:00, when the day's light had nearly vanished. Make sure to stay protected during peak hours to enjoy the sunshine safely!

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	10	very high	15 min
12:00	11	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 Juan de Cacazu

The UV Index data reveals that extreme exposure levels persist throughout the year, with a consistent index of 17 from January to March, indicating that these months are notably high-risk for UV exposure. April to June witnesses a slight decrease, yet still maintains an extreme category, while subsequent months like July and August remain at an index of 11 to 13, maintaining caution. September and October see fluctuating values between 14 and 16, before November ramps up again to 17. It is crucial for visitors and residents to take protective measures year-round, especially during these high-risk months, by using sunscreen, wearing protective clothing, and seeking shade to minimize the risk of skin damage. Remember, with a burn time of just 10 minutes, vigilance is essential in sunny conditions.

Monthly Maximum UV Index for San Juan de Cacazu, Peru

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

The table above highlights how UV exposure in San Juan de Cacazu 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 Juan de Cacazu'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 Juan de Cacazu	17	17	17	16	13	11	11	13	14	16	17	16
Arequipa UVI	18	17	17	15	12	10	11	13	15	17	18	17