UV Index in La Union, Colombia

Last updated: June 2, 2025

In La Union, Colombia, being aware of the UV Index is essential for protecting your skin from harmful sun exposure. Understanding UV levels is crucial for preventing sunburn and maintaining overall skin health, especially in a region where the climate is classified as Af—indicating warm, humid conditions. With peak UV Index levels reaching up to 14 around noon, the risk of overexposure is significant, making it vital for residents and visitors alike to stay informed about daily UV fluctuations. Whether enjoying the outdoors or participating in activities, keeping an eye on the UV Index can help ensure a safe and enjoyable experience under the sun.

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

Throughout the year, UV Index levels consistently remain high, with the most extreme values occurring from January to April. During these months, the UV Index peaks at 16 and 17, classified as extreme, and even in later months like May through November, the Index generally stays around 14-15, maintaining its high-risk category. The burn time remains alarmingly short at just 10 minutes across all months, underlining the importance of sun protection. Visitors and residents alike are strongly advised to take precautions during these high-risk months by wearing sunscreen, protective clothing, and seeking shade to minimize skin damage from UV exposure.

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	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