UV Index in Punta Santiago, Puerto Rico

Last updated: July 2, 2025

In Punta Santiago, Puerto Rico, awareness of the UV Index is crucial for protecting your skin health and preventing sunburn. With a tropical climate characterized by high UV exposure, understanding the daily fluctuations in UV levels can significantly impact your outdoor activities and overall well-being. As the sun reaches its peak intensity around noon, with an alarming UV Index soaring to 12, the risk of harmful effects increases dramatically. By staying informed about these levels, you can enjoy the beautiful beaches and vibrant landscapes of Punta Santiago while safeguarding your skin from the sun's damaging rays.

Hourly UV Index in Punta Santiago

The UV Index throughout the day showcases a dynamic dance of sun intensity. Starting at a mild 1 at 07:00, the index gradually rises, hitting 3 by 08:00. As the morning progresses, it peaks at a striking 12 between 12:00 and 13:00, indicating the strongest sun exposure—perfect for a beach day but not without caution! By 15:00, the UV levels begin to retreat, dropping to 7, and continue to fall, reaching 2 by 17:00. As the sun sets, the index dwindles further to 0 by 19:00, signifying a gentle end to the day. Remember to stay protected during those peak 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.
TimeUVICategoryTime to Burn
07:001low45 min
08:003moderate30 min
09:005moderate30 min
10:008very high15 min
11:0011extreme10 min
12:0012extreme10 min
13:0012extreme10 min
14:0010very high15 min
15:007high25 min
16:004moderate30 min
17:002low45 min
18:001low45 min
19:000low45 min

Monthly UV Index Trends in Punta Santiago

Throughout the year, UV exposure varies significantly, with the highest risk months occurring from February to September, where the UV Index often reaches extreme levels of 11 to 14. March, April, May, and August consistently show an Index of 13, while September peaks at 14, necessitating vigilant sun protection. During these high-risk months, the burn time is as short as 10 minutes, emphasizing the importance of wearing sunscreen, protective clothing, and seeking shade. As the seasons transition, January, November, and December see a decrease in UV levels, but caution should still be practiced during the very high exposure periods, especially before noon. Visitors and residents are strongly advised to remain vigilant and take appropriate sun safety measures to protect their skin year-round.

Monthly Maximum UV Index for Punta Santiago, Puerto Rico

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Punta Santiago. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec911131313131213141298
Data source: Statistical UV Index data for Punta Santiago, 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 Punta Santiago UV Index with Other Puerto Rico Cities

The table above highlights how UV exposure in Punta Santiago 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.
Punta Santiago's solar exposure compared to other cities in Puerto Rico. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Punta Santiago911131313131213141298
Caguas UVI911131314131213131298
Carolina UVI911131314131213131298
San Juan UVI911131314131213131298
Bayamon UVI911131314131313131298
Ponce UVI9111314141313131412109