UV Index in Fosca, Colombia

Last updated: June 2, 2025

In Fosca, Colombia, understanding the UV Index is crucial for protecting your skin and overall health. With UV levels peaking at an alarming 15 during midday hours, awareness of sun exposure can help prevent painful sunburns and long-term skin damage. Given Fosca's temperate Cfb climate, residents and visitors alike should be mindful of the fluctuating UV risks throughout the day, especially between 10 AM and 2 PM when the sun’s rays are most intense. Staying informed about the UV Index enables everyone to enjoy the outdoors safely while safeguarding their skin.

Hourly UV Index in Fosca

As the sun rises, the UV Index begins to climb, peaking at 15 at noon. Starting from a manageable 1 at 7:00 AM, it swiftly increases to 4 by 8:00 AM before reaching 7 at 9:00 AM. By 10:00 AM, it hits 11, signaling the need for sun protection, and continues to soar, reaching its highest point of 14 at 11:00 AM. Although it slightly dips to 13 by 1:00 PM, a notable decrease begins after 2:00 PM, dropping to 10 at 2:00 PM, and further decreasing to 6 by 3:00 PM. As the afternoon wanes, the index falls to 3 at 4:00 PM, finally dwindling to 1 by 5:00 PM and 0 after 6:00 PM. This hourly trend emphasizes the importance of seeking shade and applying sunscreen during the peak hours of potential sun exposure.

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	4	moderate	30 min
09:00	7	high	25 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	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	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Fosca

The UV Index demonstrates a remarkably consistent pattern of extreme exposure levels throughout the year, with values ranging from 13 to 18. The highest risk months—from March to May—see peaks in the UV Index, suggesting a burn time of just 10 minutes during these periods. As a result, both residents and visitors are advised to take precautionary measures year-round, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during midday hours. Despite minor fluctuations, the elevated UV levels indicate that vigilance against sun exposure remains crucial throughout all months.

Monthly Maximum UV Index for Fosca, Colombia

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

The table above highlights how UV exposure in Fosca 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.

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