UV Index in Guaca, Colombia

Last updated: May 3, 2025

In Guaca, Colombia, understanding the UV Index is crucial for protecting your skin and overall health under the sun. With the region's unique Cfb climate, residents and visitors alike are exposed to variable UV levels—particularly during the midday hours when the index peaks at a staggering 17. By staying informed about UV levels, you can effectively prevent sunburn and reduce the risk of long-term skin damage. Whether you're enjoying outdoor activities or simply soaking in the scenic beauty, keeping an eye on the UV Index will help you make safe choices in Guaca's radiant sun.

Hourly UV Index in Guaca

As the day unfolds, the UV Index experiences striking fluctuations, starting with a gentle rise at 07:00 with a manageable level of 2. By 09:00, the intensity peaks at a notable 9, urging early sunseekers to take precautions. The sun reaches its zenith at 12:00, where the UV Index soars to an impressive 17, making midday the most hazardous time for skin exposure. Although the Index gradually declines after this peak, it remains significant at 15 around 13:00. As the afternoon progresses, levels drop to 6 by 15:00, eventually tapering off to a minimal 0 by 19:00. This data emphasizes the necessity for diligent sun protection during peak hours, particularly between 10:00 and 14:00.

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	2	low	45 min
08:00	5	moderate	30 min
09:00	9	very high	15 min
10:00	13	extreme	10 min
11:00	16	extreme	10 min
12:00	17	extreme	10 min
13:00	15	extreme	10 min
14:00	11	extreme	10 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 Guaca

The UV Index in this region remains consistently high throughout the year, with values reaching a peak of 18 in March and April, categorizing those months as high-risk for sun exposure. Specifically, the months of February through May stand out as especially critical, where the UV Index remains at 16 or higher. Visitors and residents are strongly advised to take precautionary measures during these high-risk months, including wearing protective clothing, applying sunscreen with a high SPF, and limiting direct sun exposure to no more than 10 minutes at a time to prevent skin damage. As the UV Index begins to decline in late fall and winter, with values dropping to 13 in November and December, vigilance remains essential, as even lower UV levels can still pose a risk.

Monthly Maximum UV Index for Guaca, Colombia

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

The table above highlights how UV exposure in Guaca 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.

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