UV Index in Marau, Brazil

Last updated: August 1, 2025

Understanding the UV Index in Marau, Brazil is crucial for protecting your skin and overall health. With its warm Cfa climate, the region experiences varying levels of ultraviolet radiation throughout the day, peaking midday when the UV Index can reach levels as high as 5. Awareness of these UV levels is vital for preventing sunburn and long-term skin damage, making it essential for residents and visitors to stay informed. As you plan your outdoor activities, remember that even moderate UV exposure can increase your risk, so take precautions during the hours when the index rises.

Hourly UV Index in Marau

The UV Index varies significantly throughout the day, starting from 0 at 07:00, indicating minimal risk. As the sun climbs higher, it peaks at 5 between 12:00 and 13:00, signaling a moderate risk for sun exposure; this is the perfect time to slather on that sunscreen! The index then gradually descends, dipping to 3 at 15:00, and further down to 1 by 17:00. As daylight fades, the UV Index drops back to 0 by 18:00, marking a safe end to sun-related concerns for the day. Stay sun-smart and plan your outdoor activities accordingly!

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	1	low	45 min
09:00	3	moderate	30 min
10:00	5	moderate	30 min
11:00	6	high	25 min
12:00	7	high	25 min
13:00	7	high	25 min
14:00	6	high	25 min
15:00	4	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Marau

Throughout the year, the UV Index exhibits significant seasonal fluctuations, with extreme levels particularly pronounced from January to March and again in October to December. During these high-risk months, especially in January and February with an index of 15 and a burn time of just 10 minutes, individuals are at increased risk of skin damage. The spring months, notably April, shift to a very high exposure category with a UV Index of 10, while May and August mark a transition to high levels. From June to July, the UV Index lowers to moderate, allowing for slightly longer safe exposure times up to 30 minutes. As the season shifts back to autumn, September returns to very high, underlining the need for vigilance. To protect yourself, it's advisable for visitors and residents to utilize broad-spectrum sunscreen, seek shade, and wear protective clothing, especially during the extreme months of the year.

Monthly Maximum UV Index for Marau, Brazil

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

The table above highlights how UV exposure in Marau 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.

Marau'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
Marau	15	14	13	10	6	5	5	7	10	13	14	15
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