UV Index in El Retorno, Colombia

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents of El Retorno, Colombia, where the tropical climate brings with it intense sun exposure. With peak UV levels reaching a staggering 15 between noon and 1 PM, being informed about UV radiation is key to protecting your skin. High UV levels not only increase the risk of sunburn but can also contribute to long-term skin conditions. As El Retorno experiences significant UV exposure throughout the day, particularly in the morning and early afternoon, staying aware can help you enjoy the sun safely while embracing the beautiful outdoors.

Hourly UV Index in El Retorno

The UV Index today presents a dynamic story of sun exposure as the day unfolds. At 07:00, we start with a low index of 2, gradually ramping up to 4 by 08:00. The real intensity kicks in around 09:00, soaring to a notable 8. The peak arrives at 12:00, with the UV Index reaching a striking 15, indicating a high risk of harm from unprotected sun exposure. As the afternoon progresses, it begins to decline, dipping to 9 at 14:00, and then significantly dropping to 5 by 15:00. The later hours bring relief, with values receding to 2 at 16:00, and descending to 0 by 18:00. Throughout the day, it's crucial to stay protected during the high index hours, particularly between 10:00 and 14:00, to enjoy the sunny day 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	2	low	45 min
08:00	4	moderate	30 min
09:00	8	very high	15 min
10:00	11	extreme	10 min
11:00	14	extreme	10 min
12:00	15	extreme	10 min
13:00	13	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 Retorno

The UV Index experiences consistently high levels throughout the year, with extreme exposure categories noted from January to June and continuing into the latter half of the year. Notably, April records the highest UV Index at 16, while January and June are slightly lower at 13. Residents and visitors should be particularly cautious from February to May, which represent the peak months for UV exposure, with burn times as brief as 10 minutes. It is essential to take protective measures such as wearing sunscreen, hats, and sunglasses during these high-risk months to avoid harmful skin damage. As UV levels remain extreme even in the fall and winter months, continuous vigilance is advised year-round.

Monthly Maximum UV Index for El Retorno, Colombia

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

The table above highlights how UV exposure in El Retorno 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 Retorno'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 Retorno	13	15	15	16	15	13	13	14	14	14	14	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