UV Index in Cayes-Jacmel, Haiti

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents and visitors in Cayes-Jacmel, Haiti, a vibrant coastal town known for its stunning beaches and sunny climate. With peak UV levels soaring as high as 12, awareness of these UV readings is essential for preventing sunburn and protecting skin health. Engaging with the local climate, characterized by warm temperatures and intense sunlight, unveils significant exposure risks, particularly during midday hours. By keeping an eye on the UV Index, everyone can enjoy the sun safely while embracing the beauty of Caribbean life!

Hourly UV Index in Cayes-Jacmel

The UV Index today tells a compelling story of the sun's intensity as it rises and falls throughout the day. At 07:00, we start with a gentle UVI of 1, gradually climbing to 2 by 08:00. As the clock strikes 09:00, the intensity ramps up to 4, but it's not until 10:00 that we hit a significant level of 7. Midday thrill peaks at 12:00 with a commanding UVI of 12, remaining steady until 13:00 before it begins to wane. The afternoon brings a slight decline, with values decreasing to 9 at 15:00 and ultimately settling at a low 1 by 19:00 as the sun sets. This pattern underscores the importance of seeking shade and applying sunscreen during peak hours to enjoy the sun's warmth 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	12	extreme	10 min
13:00	13	extreme	10 min
14:00	11	extreme	10 min
15:00	8	very high	15 min
16:00	5	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Cayes-Jacmel

During the year, UV Index values exhibit significant seasonal fluctuations, peaking from March to October. The highest risk months are March through August, where the UV Index reaches extreme levels of 12 to 13, necessitating caution with a burn time of just 10 minutes. In contrast, the months of January, February, November, and December fall into the very high exposure category, allowing for a slightly longer burn time of 15 minutes. Visitors and residents are strongly advised to take protective measures, such as wearing sunscreen, protective clothing, and seeking shade, particularly during the high-risk months, to minimize the risk of skin damage. Stay safe and protect your skin!

Monthly Maximum UV Index for Cayes-Jacmel, Haiti

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Cayes-Jacmel. 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 Cayes-Jacmel, 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 Cayes-Jacmel UV Index with Other Haiti Cities

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

Cayes-Jacmel's solar exposure compared to other cities in Haiti. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Port-de-Paix UVI	9	11	12	13	13	12	13	13	12	11	9	8
Cayes-Jacmel	8	10	12	13	13	13	12	13	12	11	9	8
Croix-des-Bouquets UVI	8	10	12	13	13	13	12	13	12	11	9	8
Petionville UVI	8	10	12	13	13	13	12	13	12	11	9	8
Delmas 73 UVI	8	10	12	13	13	13	12	13	12	11	9	8
Port-au-Prince UVI	8	10	12	13	13	13	12	13	12	11	9	8