UV Index in Xinguara, Brazil

Last updated: June 2, 2025

In Xinguara, Brazil, being aware of the UV Index is crucial for safeguarding your skin against harmful sun exposure. Understanding UV levels not only helps in preventing sunburn but also plays a significant role in promoting long-term skin health. With a tropical climate (Aw designation) that often showcases high UV levels, especially during midday hours when the index peaks at 11, residents and visitors alike must take proactive measures. By staying informed about the UV Index in Xinguara, you can enjoy the beautiful sun-soaked days while protecting yourself from potential skin damage.

Hourly UV Index in Xinguara

The UV Index throughout the day showcases a dramatic rise as the sun reaches its peak. Starting at a modest 1 at 7:00 AM, it climbs steadily, hitting 4 by 9:00 AM, and then surging to 11 by noon—the highest level of the day. This intense peak at 12:00 PM signals a critical time for sun safety, with values remaining elevated at 10 until 1:00 PM. As the afternoon progresses, the index gradually declines to 5 by 3:00 PM, and then drops further, reaching a low of 0 by 7:00 PM. It's clear that during the midday hours, especially between 10 AM and 2 PM, extra precautions are essential to protect against harmful UV exposure.

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	2	low	45 min
09:00	4	moderate	30 min
10:00	7	high	25 min
11:00	10	very high	15 min
12:00	11	extreme	10 min
13:00	10	very high	15 min
14:00	8	very high	15 min
15:00	5	moderate	30 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Xinguara

Throughout the year, the UV Index remains exceptionally high, with values consistently rated as extreme from January to April, peaking in March at a UV Index of 16. This period, along with February and April, represents the high-risk months for UV exposure, where burn time is as short as 10 minutes. Although the UV Index decreases slightly during the summer months of June and July, values remain at 11-12, emphasizing the need for vigilance. As fall approaches, the UV Index gradually drops, but October and November still present significant exposure risks with indices of 13-14. Residents and visitors are strongly advised to take protective measures, including wearing sunscreen, sunglasses, and protective clothing, particularly during the high-risk months, to minimize the risk of skin damage from UV radiation.

Monthly Maximum UV Index for Xinguara, Brazil

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

The table above highlights how UV exposure in Xinguara 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.

Xinguara'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
Fortaleza UVI	14	14	15	15	13	11	11	12	13	13	13	13
Xinguara	15	15	16	15	12	11	11	12	12	13	14	14