UV Index in San Antonio del Sur, Cuba

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors of San Antonio del Sur, Cuba, especially given its tropical Aw climate that leads to intense sun exposure. Knowing the UV levels not only helps in preventing sunburn and maintaining skin health, but is also vital for avoiding long-term skin damage. With the UV Index peaking at an extreme level of 13 during midday hours, it's essential to be vigilant about sun protection. By grasping the potential risks associated with UV exposure in this beautiful coastal region, you can enjoy the sunshine while keeping your skin safe.

Hourly UV Index in San Antonio del Sur

The UV Index throughout the day showcases a dynamic rhythm of sun exposure. Starting the morning with a mild 1 at 7:00 AM, it steadily climbs as the sun rises higher, reaching 2 by 8:00 AM. A noticeable surge occurs by 9:00 AM, peaking at 10:00 AM with a robust 7. The intensity escalates to its maximum of 13 at both 12:00 PM and 1:00 PM, emphasizing the need for sun protection during these hours. As the afternoon progresses, the index begins to taper off, descending to 3 by 5:00 PM and finally winding down to a gentle 1 by 7:00 PM. This pattern highlights the crucial times to take precautions against UV exposure, making it key to enjoy the sun safely.

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	2	low	45 min
09:00	4	moderate	30 min
10:00	7	high	25 min
11:00	10	very high	15 min
12:00	13	extreme	10 min
13:00	13	extreme	10 min
14:00	12	extreme	10 min
15:00	9	very high	15 min
16:00	6	high	25 min
17:00	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in San Antonio del Sur

The UV Index exhibits significant seasonal changes, with high-risk months occurring primarily from February to October, where the index remains in the extreme category. March through September consistently shows a peak UV Index of 13, indicating a burn time of only 10 minutes. Even in January and November, where the index falls to 9, the exposure level is still categorized as very high, necessitating caution. During these months, it is crucial for both visitors and residents to take protective measures, such as wearing sunscreen, protective clothing, and sunglasses, especially during peak sunlight hours. Stay vigilant and prioritize skin safety throughout the year, particularly in the high-risk months.

Monthly Maximum UV Index for San Antonio del Sur, Cuba

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in San Antonio del Sur. 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 San Antonio del Sur, 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 San Antonio del Sur UV Index with Other Cuba Cities

The table above highlights how UV exposure in San Antonio del Sur 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.

San Antonio del Sur's solar exposure compared to other cities in Cuba. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Havana UVI	7	10	11	12	12	13	12	12	12	10	8	7
Camaguey UVI	8	10	12	13	13	13	12	12	12	11	9	7
Holguin UVI	8	11	12	13	13	13	13	13	12	11	8	7
Santiago de Cuba UVI	9	11	12	13	13	13	13	13	13	11	9	8
Guantanamo UVI	9	11	12	13	13	13	13	13	13	11	9	8
San Antonio del Sur	9	11	12	13	13	13	13	13	13	11	9	8