UV Index in Barreirinha, Brazil

Last updated: May 3, 2025

Understanding the UV Index in Barreirinha, Brazil, is crucial for protecting your skin and overall health. With the region's tropical climate, the potential for harmful UV radiation is significant, particularly during the peak hours of 10 AM to 2 PM, when levels soar to a maximum of 13. Being aware of UV levels helps prevent sunburn and reduce the risk of long-term skin damage. As you enjoy the beautiful sun-soaked days in Barreirinha, staying informed about the UV Index will empower you to make smarter choices for your skin health, ensuring your outdoor adventures remain safe and enjoyable.

Hourly UV Index in Barreirinha

As the sun rises, the UV Index begins its ascent, peaking sharply at 10:00 AM with a powerful reading of 10. The intensity reaches its maximum at 11:00 AM and stays strong at 12:00 PM, both clocking in at 13, indicating a high risk of harm from unprotected sun exposure. After that, a gradual decline begins, with values falling to 8 at 2:00 PM and further down to 5 by 3:00 PM. The late afternoon brings a gentle drop in UV levels, resulting in a 2 at 4:00 PM and diminishing to 1 by 5:00 PM. As the sun sets, the UV Index retreats to 0 by 6:00 PM, marking the end of a day filled with intense sunlight. Make sure to take care during peak hours to protect your skin!

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	10	very high	15 min
11:00	13	extreme	10 min
12:00	13	extreme	10 min
13:00	11	extreme	10 min
14:00	8	very high	15 min
15:00	5	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Barreirinha

The UV Index remains extremely high throughout the year, peaking at 16 during the winter and spring months (January to April) and gradually lowering to 11 in the summer (June to August) while maintaining 13 in autumn and winter months (September to December). The high-risk months, therefore, are from January through April, where the burn time is as short as 10 minutes. Visitors and residents are strongly advised to take precautionary measures during these periods, such as seeking shade, wearing protective clothing, and applying sunscreen regularly to minimize the risk of skin damage from the intense UV radiation.

Monthly Maximum UV Index for Barreirinha, Brazil

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

The table above highlights how UV exposure in Barreirinha compares to other major locations across Brazil. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Barreirinha's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Rio de Janeiro UVI	15	14	13	10	7	6	7	9	11	12	13	15
Sao Paulo UVI	16	15	12	11	8	6	7	9	11	13	14	15
Belo Horizonte UVI	17	16	14	12	9	7	8	10	12	13	14	16
Salvador UVI	14	14	14	13	10	9	9	12	12	15	15	14
Fortaleza UVI	14	14	15	15	13	11	11	12	13	13	13	13
Barreirinha	15	16	16	16	13	11	11	11	13	13	13	13