UV Index in Caldas, Colombia

Last updated: July 2, 2025

Understanding the UV Index in Caldas, Colombia is crucial for maintaining optimal skin health and preventing sunburn. With the region’s tropical climate and high elevation, residents and visitors alike face significant UV exposure, especially during midday hours when the index peaks at a staggering 14. By staying informed about daily UV levels, you can take proactive steps to protect yourself from harmful effects, ensuring a safer and more enjoyable time outdoors. Whether you’re hiking through lush landscapes or enjoying a sunny afternoon, knowing the UV Index can help you make informed choices about sun protection and skin care.

Hourly UV Index in Caldas

As the sun rises, the UV Index begins its steady climb, starting at a mild 1 by 7:00 AM. By 8:00 AM, it nudges up to 3, signaling the need for some caution. The intensity reaches a notable 6 by 9:00 AM, but it’s from 10:00 AM to 12:00 PM when the sun truly asserts its power, peaking at a scorching 14 at noon. Fortunately, the index starts to dip slightly, maintaining a robust 10 at 2:00 PM before gradually descending to a 1 by late afternoon. As daylight wanes, the UV Index drops to 0 by 7:00 PM, bringing a welcome relief as the day comes to a close. Stay sun-smart and protect your skin during those peak hours!

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	7	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 Caldas

Across the year, the UV Index remains extremely high, with only slight variations, peaking at 16 in March and April. This consistent exposure means that January through May, as well as September through November, remain particularly high-risk months for sunburn, with a burn time as short as 10 minutes regardless of the month. Visitors and residents should take precautionary measures, such as wearing broad-spectrum sunscreen, protective clothing, and wide-brimmed hats when outdoors, especially during peak sun hours. Being mindful of UV exposure is essential for skin health all year round.

Monthly Maximum UV Index for Caldas, Colombia

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

The table above highlights how UV exposure in Caldas 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.

Caldas'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
Caldas	13	15	16	16	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