UV Index in Liberia, Costa Rica

Last updated: June 2, 2025

In Liberia, Costa Rica, understanding the UV Index is crucial for protecting your skin and enhancing your overall health. With its tropical climate, Liberia experiences significant sun exposure, and knowing the varying UV levels throughout the day can help you prevent painful sunburns and long-term skin damage. From the high midday peak of UV Index 14 at noon to safer morning and late afternoon levels, being informed allows you to enjoy the beautiful outdoors while staying safe. Awareness of these risks is key to enjoying everything Liberia has to offer without compromising your health.

Hourly UV Index in Liberia

The UV Index throughout the day exhibits a pronounced peak around midday. Starting at a modest 2 at 07:00, it escalates rapidly, reaching a significant 14 by 11:00 and 12:00, marking the most intense exposure period. As the afternoon progresses, the index begins to decline, dropping to 9 by 14:00 and further to 5 by 15:00. The evening brings a welcome relief, with values plummeting to 1 by 17:00 and finally settling to 0 post 18:00. This data emphasizes the importance of sun protection during peak hours, particularly from 10:00 to 14:00, when the UV radiation is most hazardous. Stay safe, stay shaded! ☀️

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
07:002low45 min
08:005moderate30 min
09:008very high15 min
10:0011extreme10 min
11:0014extreme10 min
12:0014extreme10 min
13:0012extreme10 min
14:009very high15 min
15:005moderate30 min
16:002low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Liberia

The UV Index data reveals significant seasonal variations in ultraviolet radiation exposure, with the highest risk occurring from March through August, when the UV Index consistently reaches 14, categorized as extreme with a burn time of just 10 minutes. February sees a peak UV Index of 13, while September through November gradually taper to 11 and 10 respectively, though still in the extreme and very high categories. Visitors and residents should take precautionary measures during these high-risk months, including applying sunscreen, wearing protective clothing, and seeking shade to minimize the risk of skin damage. Even in the months of reduced intensity, such as December, vigilance is advised to protect against prolonged sun exposure.

Monthly Maximum UV Index for Liberia, Costa Rica

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Liberia. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec111314141414141313131110
Data source: Statistical UV Index data for Liberia, 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 Liberia UV Index with Other Costa Rica Cities

The table above highlights how UV exposure in Liberia compares to other major locations across Costa Rica. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Liberia's solar exposure compared to other cities in Costa Rica. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Limon UVI121314151413131313141110
Liberia111314141414141313131110
Alajuela UVI121315151414141313141210
San Jose UVI121415161414141414151211
Paraiso UVI131416161515151414151211