UV Index in Esperanza, Puerto Rico

Last updated: June 2, 2025

Understanding the UV Index in Esperanza, Puerto Rico is crucial for anyone looking to enjoy the sun safely. With the island's delightful tropical climate, it's important to be aware of UV levels to prevent sunburn and protect skin health. On sunny days, UV Index readings can soar, reaching a peak of 13 at noon, which poses significant risks for even brief sun exposure. By staying informed about these levels, residents and visitors alike can take proactive steps to enjoy the outdoors while minimizing their risk of skin damage.

Hourly UV Index in Esperanza

The UV Index begins at a mild level of 1 at 07:00, but as the sun climbs higher, it swiftly escalates. By 10:00, it peaks at a critical 9, reaching a maximum of 13 at 12:00, indicating that protective measures are essential. After noon, the index gradually declines, tapering to 7 by 15:00, before dipping to a 2 by 17:00, and finally settling at 0 by 19:00 as the sun sets. This data highlights the importance of sun safety during the hours when UV exposure is at its highest, particularly around midday.

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	5	moderate	30 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	13	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Esperanza

Throughout the year, UV Index levels exhibit significant seasonal variations, with peak exposure occurring from March to September. The highest UV Index is recorded in September at 14, indicating an extreme exposure category with a burn time of only 10 minutes. To protect against harmful UV radiation, residents and visitors should be particularly cautious during the high-risk months of February through October, when the UV Index consistently reaches extreme levels of 11 or higher. It is advisable to use effective sun protection measures, such as sunscreen, hats, and protective clothing, especially during midday hours when the risk of sunburn is greatest. As UV levels decrease in November and December, the risk remains very high, with burn times of 15 minutes, so sun safety should still be a priority during the winter months.

Monthly Maximum UV Index for Esperanza, Puerto Rico

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

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

Esperanza's solar exposure compared to other cities in Puerto Rico. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Caguas UVI	9	11	13	13	14	13	12	13	13	12	9	8
Carolina UVI	9	11	13	13	14	13	12	13	13	12	9	8
San Juan UVI	9	11	13	13	14	13	12	13	13	12	9	8
Esperanza	9	11	13	13	13	13	12	13	14	12	9	9
Bayamon UVI	9	11	13	13	14	13	13	13	13	12	9	8
Ponce UVI	9	11	13	14	14	13	13	13	14	12	10	9