UV Index in Barreiros, Brazil

Last updated: July 2, 2025

Understanding the UV Index in Barreiros, Brazil is crucial for protecting your skin from harmful ultraviolet rays. With peak UV levels reaching an alarming 11 around midday, awareness of UV exposure is key to preventing sunburn and maintaining long-term skin health. Barreiros, known for its warm climate and sunny days, presents unique challenges when it comes to UV radiation. Early mornings may seem safe, but as the sun rises to full strength, it's essential to stay informed about UV levels to ensure you enjoy the sun while safeguarding your skin.

Hourly UV Index in Barreiros

The UV Index starts off low at 7:00 AM with a reading of 1, making it a safe time to be outdoors. As the sun rises higher, the index climbs dramatically, peaking at 11 by 11:00 AM—a clear indicator that sun protection is essential during this time. Although it remains high at 10 at 12:00 PM, there's a gradual decline from 1:00 PM, where it drops to 8. By mid-afternoon, it further decreases to 6 at 2:00 PM and continues to dwindle until it reaches 0 after 6:00 PM. The data highlights the importance of being sun-smart during the peak hours of 10 AM to 2 PM, when UV exposure is at its highest, ensuring you stay safe while enjoying the outdoors.

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	6	high	25 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	10	very high	15 min
13:00	8	very high	15 min
14:00	6	high	25 min
15:00	3	moderate	30 min
16:00	1	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 Barreiros

Throughout the year, the UV Index remains consistently high, ranging from 11 to 14, indicating an extreme exposure category and a burn time of just 10 minutes across all months. The months of January through March, as well as November and December, consistently show a UV Index of 14, posing significant risk for skin damage. April and September also present high levels of UV exposure at 14 and 13 respectively. As such, it is crucial for both visitors and residents to exercise caution during these high-risk months. Protective measures should include wearing broad-spectrum sunscreen, seeking shade during peak hours, and donning protective clothing to mitigate the risk of harmful skin exposure year-round.

Monthly Maximum UV Index for Barreiros, Brazil

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

The table above highlights how UV exposure in Barreiros 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.

Barreiros'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
Barreiros	14	14	14	14	12	11	11	12	13	13	14	14
Fortaleza UVI	14	14	15	15	13	11	11	12	13	13	13	13