UV Index in Barreirinhas, Brazil

Last updated: May 3, 2025

In Barreirinhas, Brazil, staying informed about the UV Index is crucial for ensuring your skin health and preventing sunburn, especially with the region's tropical climate. Understanding the UV levels throughout the day allows residents and visitors alike to protect themselves effectively. With UV exposure peaking at a staggering 13 between 11:00 AM and 1:00 PM, knowing when to seek shade or apply sunscreen can make all the difference in enjoying the stunning landscapes without compromising skin safety. Be sun smart and make the most of Barreirinhas' beautiful beaches and vibrant culture while keeping your skin healthy!

Hourly UV Index in Barreirinhas

The UV Index for the day reveals a dramatic rise in UV exposure as the sun climbs in the sky. Starting at a minimal level of 1 at 07:00, the index steadily escalates, peaking at an intense 13 between 11:00 and 12:00. This period of maximum exposure suggests that protective measures are crucial, as sunburn can occur in mere minutes. After reaching its zenith, the index begins to decline, falling to 5 by 15:00 and tapering off into the evening with values dropping to 0 by 19:00. It’s a reminder of the sun’s power and the importance of being vigilant during 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	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	12	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 Barreirinhas

Throughout the year, the UV Index remains consistently high, ranging from 11 to 16, categorized as extreme exposure. The high-risk months are predominantly from January to April, where the UV Index peaks at 16 in March. Even in the late summer and fall months, the UV Index maintains a level that can lead to skin damage within just 10 minutes of unprotected exposure. Therefore, it is crucial for both visitors and residents to take protective measures year-round, including wearing sunscreen, protective clothing, and sunglasses when outdoors, to mitigate harmful effects from UV radiation.

Monthly Maximum UV Index for Barreirinhas, Brazil

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

The table above highlights how UV exposure in Barreirinhas 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.

Barreirinhas'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
Barreirinhas	15	15	16	15	13	12	11	13	13	13	14	13