UV Index in Umbauba, Brazil

Last updated: June 2, 2025

In Umbauba, Brazil, being aware of the UV Index is crucial for protecting your skin from harmful sun exposure. Understanding UV levels is essential not only for preventing painful sunburns but also for maintaining long-term skin health. Given Umbauba's tropical climate and its tendency for high UV readings—peaking at a significant 9 around midday—being informed allows residents and visitors to enjoy the outdoors safely while taking proper precautions. Whether you’re embarking on a beach day or a casual stroll, keeping an eye on the UV Index can help you safeguard your skin against the sun’s powerful rays.

Hourly UV Index in Umbauba

The UV Index rises dramatically as the morning unfolds, starting at a low of 1 at 07:00 and peaking at a high of 9 between 11:00 and 12:00. As the sun reaches its zenith, UV exposure is at its most intense, so be sure to apply sunscreen if you're heading outdoors! After the peak hours, the index gently declines, dropping to 5 by 14:00 and then tapering off to a 2 at 15:00. The afternoon gives way to evening, with the index returning to 1 at 16:00 and falling to 0 by 18:00. It’s a day marked by a significant UV range, so plan your sun exposure wisely!

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	8	very high	15 min
11:00	9	very high	15 min
12:00	9	very high	15 min
13:00	8	very high	15 min
14:00	5	moderate	30 min
15:00	2	low	45 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 Umbauba

The UV Index experiences extreme levels throughout most of the year, with particularly high-risk months occurring from January to April, where the Index consistently reaches 14, requiring just 10 minutes of exposure before burning occurs. Although there is a slight reduction in June and July with a UV Index of 9 and 10, respectively, the risk remains very high, with a burn time of 15 minutes. From August to November, the UV Index rises again, reaching levels of 12 to 15, and maintaining a burn time of 10 minutes in most cases. Given these seasonal fluctuations, it is crucial for both visitors and residents to take protective measures such as applying sunscreen, wearing protective clothing, and seeking shade during peak hours to minimize skin damage from UV exposure.

Monthly Maximum UV Index for Umbauba, Brazil

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

The table above highlights how UV exposure in Umbauba 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.

Umbauba'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
Umbauba	14	14	14	13	11	9	10	12	12	14	15	14
Fortaleza UVI	14	14	15	15	13	11	11	12	13	13	13	13