UV Index in Rio Viejo, Colombia

Last updated: June 2, 2025

Understanding the UV Index in Rio Viejo, Colombia is crucial for safeguarding your skin and overall health. With high UV levels that peak between 10 AM and 2 PM, awareness can significantly reduce the risk of sunburn and long-term skin damage. Rio Viejo's tropical, humid climate contributes to increased sun exposure, making it essential for residents and visitors alike to monitor UV levels daily. By keeping an eye on the UV Index, you can enjoy the beautiful scenery while taking proactive measures to protect yourself against harmful rays.

Hourly UV Index in Rio Viejo

The UV Index fluctuates significantly throughout the day, peaking at 13 during the late morning and early afternoon hours. Starting out gently at 1 at 07:00, the index rises steadily, reaching 4 by 08:00, and then surging to a striking 10 by 10:00. The sun’s intensity continues to climb, hitting its maximum values of 13 at both 11:00 and 12:00. As the day progresses, the UV levels begin to taper off, dropping to 12 at 13:00, and then rolling down to 9 by 14:00. In the afternoon, the index decreases further, settling at 5 at 15:00 before dwindling to 3 at 16:00. The evening sees a sharp decline, with values falling back to 1 by 17:00 and then retreating to 0 after sunset. This hourly data underscores the importance of sun protection during peak UV times, especially from late morning to early afternoon.

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	10	very high	15 min
11:00	13	extreme	10 min
12:00	13	extreme	10 min
13:00	12	extreme	10 min
14:00	9	very high	15 min
15:00	5	moderate	30 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 Rio Viejo

The UV Index exhibits extreme levels consistently throughout the year, particularly peaking in March (14) and April (15). The high-risk months for UV exposure are from January to May, where the index maintains values between 12 to 15 and a burn time of just 10 minutes. Visitors and residents are strongly advised to take precautions during these months, including wearing broad-spectrum sunscreen, protective clothing, and sunglasses, as well as seeking shade during peak sun hours. Throughout the year, maintaining vigilance against UV exposure is crucial, given the sustained extreme classification of the UV Index.

Monthly Maximum UV Index for Rio Viejo, Colombia

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

The table above highlights how UV exposure in Rio Viejo 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.

Rio Viejo'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
Rio Viejo	12	13	14	15	14	13	13	13	13	13	12	11
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