UV Index in La Union, Colombia

Last updated: July 2, 2025

Understanding the UV Index in La Union, Colombia, is crucial for ensuring your skin's health under the vibrant sun. With UV levels fluctuating throughout the day—reaching a peak of 14 at noon—being aware of these values helps in preventing sunburn and protecting oneself from long-term skin damage. La Union's mild yet sunny climate presents unique exposure risks, making it essential to stay informed about UV levels, especially during the peak hours. Stay protected and enjoy the sunny days with confidence!

Hourly UV Index in La Union

As the sun rises, the UV Index begins its ascent, starting at a mild 1 at 07:00. By 08:00, it climbs to 3, indicating a cautious need for sun protection. The real intensity kicks in by 09:00, reaching 6, and peaks at a striking 14 at 12:00—the hour when the sun is at its zenith. With readings of 13 still prevalent from 11:00 to 13:00, it’s a vital time to stay protected! As afternoon settles in, the UV levels gradually taper off; they dip to 6 by 15:00 and descend further to 3 at 16:00. By evening, the risk diminishes significantly with a return to 1 at 17:00, rounding off the day as twilight approaches with a 0 reading by 19:00. Stay safe in the sun!

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	6	high	25 min
10:00	10	very high	15 min
11:00	13	extreme	10 min
12:00	14	extreme	10 min
13:00	13	extreme	10 min
14:00	10	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in La Union

The UV Index experiences minimal fluctuation throughout the year, remaining consistently high with an extreme exposure category from January to November, peaking in April at an index of 17. High-risk months for UV exposure are from January to May, with particularly intense exposure in March and April. Notably, despite slight variations in the UV Index, the burn time remains a critical 10 minutes across all months. Therefore, visitors and residents are strongly advised to take precautionary measures year-round, including wearing sunscreen, donning protective clothing, and seeking shade during peak sunlight hours to safeguard against skin damage.

Monthly Maximum UV Index for La Union, Colombia

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

The table above highlights how UV exposure in La Union 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.

La Union'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
La Union	14	15	16	17	15	14	14	15	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