UV Index in El Castillo, Colombia

Last updated: June 2, 2025

In El Castillo, Colombia, being aware of the UV Index is essential for maintaining optimal skin health and preventing sunburn. With a tropical climate that exposes residents and visitors to strong sunlight, understanding UV levels can significantly impact daily activities and overall well-being. During peak hours, the UV Index can soar as high as 13, posing serious risks for skin damage and increasing the likelihood of sunburn. Staying informed and taking appropriate precautions can help you enjoy the beautiful sunny days in El Castillo while protecting your skin from harmful UV radiation.

Hourly UV Index in El Castillo

As the sun rises, the UV Index begins at a gentle 1 at 07:00, making it a safe time for outdoor activities. However, the intensity ramps up quickly, reaching 7 by 09:00 and peaking at an intense 13 at 12:00. The midday sun demands caution, with the UV Index hitting its max at 12:00. After noon, it gradually declines, measuring 5 at 15:00 before dropping to 0 by 19:00. It’s crucial to stay protected during the peak hours of 10:00 to 14:00, ensuring you enjoy the sunshine 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	3	moderate	30 min
09:00	7	high	25 min
10:00	10	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	12	extreme	10 min
14:00	9	very high	15 min
15:00	5	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in El Castillo

The UV Index experiences extreme levels throughout the year, peaking at 16 in April. High-risk months for UV exposure are notably March to May, where the index ranges from 15 to 16, indicating a burn time of just 10 minutes for unprotected skin. Even in the summer months of June through August, the index remains high at 13 to 14, warranting caution. Visitors and residents should take necessary precautions during these months, such as wearing sunscreen, protective clothing, and avoiding direct sun exposure during peak hours to minimize the risk of UV-related health issues.

Monthly Maximum UV Index for El Castillo, Colombia

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in El Castillo. 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 El Castillo, 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 El Castillo UV Index with Other Colombia Cities

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

El Castillo's solar exposure compared to other cities in Colombia. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Barranquilla UVI	11	12	14	14	13	12	13	13	13	13	11	10
Cartagena UVI	11	11	13	15	13	13	12	13	13	13	11	10
El Castillo	13	14	15	16	15	13	13	14	14	14	13	12
Medellin UVI	14	15	17	16	16	14	14	15	14	14	13	12
Cali UVI	15	16	17	17	15	14	14	14	15	14	13	12
Bogota UVI	15	16	18	18	17	15	15	16	15	15	14	13