UV Index in Marti, Cuba

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents and visitors of Martí, Cuba, where the sun shines brightly in its tropical climate. Being aware of UV levels helps prevent sunburn and protects skin health, allowing everyone to enjoy outdoor activities safely. In Martí, UV exposure can reach intense levels, peaking at 13 around midday, which significantly increases the risk of harmful effects from sun exposure. By keeping an eye on the UV Index, you can take necessary precautions to shield yourself from the sun’s harmful rays and make the most of your time in this beautiful destination.

Hourly UV Index in Marti

The UV Index throughout the day showcases a dramatic rise in intensity, peaking at a staggering 13 around 1 PM. Starting off gently, the day begins with low readings of 1 at 7 AM and 8 AM, which quickly escalates as the sun climbs higher in the sky. By 10 AM, the index reaches 6, but it’s the hours between 11 AM and 1 PM that demand attention, with readings of 9, 11, and peaking at 13. After this zenith, a gradual decline is observed, dropping to 10 by 3 PM and resting at 2 by 6 PM. As the sun sets, the UV Index returns to its morning levels, signaling a day well spent under the sun—but with caution! Always remember to protect your skin during those high UV 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
08:001low45 min
09:003moderate30 min
10:006high25 min
11:009very high15 min
12:0011extreme10 min
13:0013extreme10 min
14:0012extreme10 min
15:0010very high15 min
16:007high25 min
17:004moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Marti

Throughout the year, UV Index levels fluctuate significantly, with the highest values occurring from March to September. The most critical months for UV exposure are March through September, where the index reaches extreme levels, particularly in June at a peak of 13, resulting in a burn time of just 10 minutes. In contrast, January, December, and November offer lower UV exposure, with burn times of 25 minutes and 15 minutes, indicating a safer period for outdoor activities. It is vital for both visitors and residents to adopt protective measures during the high-risk months, including wearing sunscreen, protective clothing, and seeking shade during peak sun hours to minimize the risk of skin damage.

Monthly Maximum UV Index for Marti, Cuba

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Marti. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec710121212131212121087
Data source: Statistical UV Index data for Marti, 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 Marti UV Index with Other Cuba Cities

The table above highlights how UV exposure in Marti compares to other major locations across Cuba. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Marti's solar exposure compared to other cities in Cuba. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Havana UVI710111212131212121087
Marti710111212131212121087
Camaguey UVI810121313131212121197
Holguin UVI811121313131313121187
Santiago de Cuba UVI911121313131313131198
Guantanamo UVI911121313131313131198