UV Index in Guasca, Colombia

Last updated: July 2, 2025

In Guasca, Colombia, understanding the UV Index is essential for protecting your skin and preventing sunburn. With its Cfb climate, the region experiences varying UV levels throughout the day, peaking at a striking 15 around noon. Awareness of these fluctuations not only helps you plan your outdoor activities but also plays a vital role in maintaining your overall skin health. As the sun’s intensity increases, so do the risks associated with UV exposure, making it crucial to stay informed and take appropriate precautions, especially during those peak hours.

Hourly UV Index in Guasca

The UV Index today presents a clear pattern of intensity as the day progresses. Starting with a mild 1 at 07:00, the index climbs steadily, hitting 4 by 08:00. As the sun reaches its zenith, the UV levels peak dramatically at 15 from 12:00 to 13:00, marking the highest risk for sun exposure. After this midday spike, the numbers gradually descend, dropping back to 3 by 16:00 and then plummeting to 0 by 19:00. It’s a reminder to enjoy the sun in the early hours and to take precautions 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	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	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 Guasca

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 Guasca, Colombia

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

The table above highlights how UV exposure in Guasca 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.

Guasca'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
Guasca	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