UV Index in Puerto Rico, Spain

Last updated: June 2, 2025

In Puerto Rico, Spain, being aware of the UV Index is essential for protecting your skin and overall health. Understanding UV levels is crucial not just for preventing painful sunburns but also for safeguarding against long-term skin damage. With its BSk climate, Puerto Rico experiences significant UV exposure, particularly during peak hours when the index can soar to 12 at midday. This makes it vital for residents and visitors alike to stay informed about current UV levels to enjoy the sun safely while prioritizing skin health.

Hourly UV Index in Puerto Rico

As the sun rises, the UV Index remains low, starting at a maximum of 0 at 7:00 AM. However, by 8:00 AM, it ticks up to 1, signaling the beginning of UV exposure. The intensity climbs steadily, hitting 4 by 10:00 AM and reaching 6 at 11:00 AM. The peak occurs at 1:00 PM, with a striking 11, shortly followed by the highest level of 12 at 2:00 PM—a time when sun protection is crucial! As afternoon turns to evening, the index gradually declines, falling to 6 by 5:00 PM and tapering off to 3 at 6:00 PM, before settling at a gentle 2 by 7:00 PM. This data highlights the importance of seeking shade and wearing sunscreen during the midday hours when UV exposure 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	0	low	45 min
08:00	1	low	45 min
09:00	2	low	45 min
10:00	4	moderate	30 min
11:00	6	high	25 min
12:00	9	very high	15 min
13:00	11	extreme	10 min
14:00	12	extreme	10 min
15:00	11	extreme	10 min
16:00	9	very high	15 min
17:00	6	high	25 min
18:00	3	moderate	30 min
19:00	2	low	45 min

Monthly UV Index Trends in Puerto Rico

Throughout the year, UV Index levels exhibit significant seasonal changes, with the high-risk months primarily occurring from March to September, when the UV Index reaches extreme levels of 11-12 and notably reduces burn times to just 10 minutes. Specifically, April and May represent the peak of UV exposure, classified as extreme, necessitating caution. In contrast, the winter months of January, February, November, and December feature a moderate UV Index of 6-7, allowing for longer exposure times of 25 minutes without immediate skin damage. Residents and visitors are strongly advised to take protective measures during the high UV index months by applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade to reduce the risk of sunburn and long-term skin damage.

Monthly Maximum UV Index for Puerto Rico, Spain

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

The table above highlights how UV exposure in Puerto Rico compares to other major locations across Spain. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Puerto Rico's solar exposure compared to other cities in Spain. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Barcelona UVI	3	4	5	7	8	10	10	9	7	6	3	2
Zaragoza UVI	3	4	6	8	9	11	11	9	8	6	3	2
Valencia UVI	3	4	6	8	9	11	10	9	8	6	4	3
Madrid UVI	3	4	6	8	10	11	11	9	8	6	4	3
Sevilla UVI	3	5	7	9	10	11	10	10	9	7	4	3
Puerto Rico	6	7	9	11	12	12	11	11	11	9	7	6