UV Index in Marau, Brazil

Last updated: July 2, 2025

Understanding the UV Index in Marau, Brazil, is crucial for your skin's health and sun safety. With the intense tropical climate characteristic of this region, awareness of UV levels can significantly aid in preventing sunburn and reducing the long-term risks associated with overexposure to harmful ultraviolet rays. During peak hours, particularly between 11:00 AM and 1:00 PM, UV Index values soar to a staggering 9, indicating a high risk of harm from unprotected sun exposure. By staying informed about UV forecasts, residents and visitors of Marau can enjoy the beautiful sunshine while effectively shielding their skin from its damaging effects.

Hourly UV Index in Marau

Starting the day with a gentle UV Index of 1 at 07:00, the sun quickly gains strength. By 08:00, it rises to 3, signaling the need for some precaution. The real heat hits at 10:00 with a peak of 7, followed closely by a blistering 9 between 11:00 and 12:00—now’s the time for sunscreen and shade! As the afternoon rolls in, the index begins to dip, dropping to 3 by 15:00 and dwindling to 1 by 17:00. By 18:00 and 19:00, the UV Index plummets to 0, offering a safe sigh of relief as the sun sets. Stay protected and enjoy the sunshine responsibly!

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	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 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