UV Index in Altamira, Colombia

Last updated: August 1, 2025

Understanding the UV Index is crucial for residents and visitors of Altamira, Colombia, where the combination of its tropical climate and high altitude can lead to elevated ultraviolet (UV) exposure. With UV Index levels peaking at 14 around midday, awareness is essential for preventing sunburn and protecting skin health. Regularly checking UV levels helps you take the necessary precautions, especially during the intense midday sun, ensuring that outdoor activities are both enjoyable and safe. Knowing that the UV Index can fluctuate significantly throughout the day—from a moderate level of 3 in the morning to a dangerous 13 by noon—makes it vital to stay informed and protect your skin while basking in Altamira's vibrant sunshine.

Hourly UV Index in Altamira

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	7	high	25 min
10:00	11	extreme	10 min
11:00	14	extreme	10 min
12:00	16	extreme	10 min
13:00	14	extreme	10 min
14:00	11	extreme	10 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 Altamira

Throughout the year, the UV Index remains extremely high, with values ranging from 13 to 17. The peak months for UV exposure are March and April, both reaching a maximum UV Index of 17, indicating a very short burn time of just 10 minutes. Other high-risk months include February, May, and October, where the UV Index also soars above 15. Visitors and residents are strongly advised to take precautions during these months, including wearing protective clothing, using broad-spectrum sunscreen, and limiting sun exposure, especially during peak hours to minimize the risk of skin damage.

Monthly Maximum UV Index for Altamira, Colombia

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

The table above highlights how UV exposure in Altamira 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.

Altamira'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
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
Altamira	14	16	17	17	16	14	14	16	15	16	15	13
Bogota UVI	15	16	18	18	17	15	15	16	15	15	14	13