UV Index in Marau, Brazil

Last updated: June 2, 2025

In Marau, Brazil, understanding the UV Index is vital for protecting your skin and overall health. With direct sunlight being a prominent feature of this Af climate, local residents and visitors must be aware of the UV levels throughout the day. A higher UV Index signifies increased risk of sunburn and long-term skin damage, making it essential to take precautions, especially during peak hours like 11:00 AM and 12:00 PM, when the index reaches a maximum of 9. By staying informed about UV exposure risks, you can enjoy the beautiful Brazilian sun while safeguarding your skin health.

Hourly UV Index in Marau

The UV index today showcases a striking rise and fall throughout the day, reaching its zenith with 9 at 11:00 and 12:00. Starting from a gentle 1 at 07:00, the index climbs to 3 by 08:00 and continues its ascent, peaking at 7 by 10:00. The sun shines brightest between 11:00 and 12:00, making it crucial for sun protection during these hours. Afterwards, a gradual decline occurs, dropping back to 5 at 14:00, then dipping to 3 and 1 by the late afternoon. As evening approaches, the UV index falls to 0, indicating safe conditions post-sunset. Stay informed and protect your skin during those 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	5	moderate	30 min
10:00	7	high	25 min
11:00	9	very high	15 min
12:00	9	very high	15 min
13:00	7	high	25 min
14:00	5	moderate	30 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 Marau

Throughout the year, UV levels exhibit significant seasonal variation, with the highest risks occurring during the winter months and late fall. Notably, from January to March and in November, the UV Index remains at a striking 14-15, indicating extreme exposure for only 10 minutes before burn occurs. April follows closely with an index of 13. In contrast, the summer months of May and June present a slightly lower risk with a very high UV Index of 10-9, allowing for longer exposure times of 15 minutes. Visitors and residents are strongly advised to take precautionary measures during high-risk months, particularly by wearing protective clothing, applying sunscreen, and seeking shade when necessary, especially in the peak UV periods of January to March and November.

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
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
Marau	14	14	14	13	10	9	9	12	13	14	15	14
Fortaleza UVI	14	14	15	15	13	11	11	12	13	13	13	13