UV Index in Maracaju, Brazil

Last updated: July 2, 2025

In Maracaju, Brazil, being aware of the UV Index is essential for protecting your skin from harmful ultraviolet radiation. Understanding UV levels is crucial not only for preventing sunburns but also for maintaining long-term skin health. With a climate that features warm temperatures and plenty of sunshine, residents and visitors face significant UV exposure, especially during peak hours from 10 AM to 2 PM when the index can soar to 8. By staying informed about the daily UV Index, you can make smarter choices about sun protection and enjoy the beautiful Maracaju weather safely.

Hourly UV Index in Maracaju

As the sun rises, the UV Index begins its ascent, starting at a gentle 1 by 7:00 AM. By 8:00 AM, it nudges up to 2, signaling a mild increase in UV exposure. The intensity heats up quickly, reaching a moderate 4 by 9:00 AM, before hitting its peak of 8 from 11:00 AM to 12:00 PM. This is the prime time for sun safety awareness! After noon, the UV Index gradually declines; by 3:00 PM, it recedes to 3, and as the day wanes, it drops significantly to 1 by 4:00 PM. By evening, UV levels have diminished, reaching 0 by 6:00 PM, offering a reprieve from the sun’s rays.

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	6	high	25 min
11:00	8	very high	15 min
12:00	8	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 Maracaju

Throughout the year, UV index levels exhibit notable seasonal fluctuations, with January through April showcasing extreme exposure levels, where the UV index hovers between 12 and 16 and the burn time is just 10 minutes. As spring turns to summer, May to August features high levels of UV, dropping to very high and high categories, allowing for slightly longer burn times of 15 to 25 minutes. However, caution remains essential, especially in September and October, where UV indices spike back to extreme, ensuring a 10-minute burn time. The extremes persist in November and December, reminding residents and visitors that the risk of UV exposure stays high year-round. It is crucial for everyone to take protective measures, such as wearing sunscreen, protective clothing, and seeking shade during peak sunlight hours, especially from January to April and again in September to November.

Monthly Maximum UV Index for Maracaju, Brazil

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

The table above highlights how UV exposure in Maracaju 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.

Maracaju'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
Maracaju	16	15	13	12	8	7	8	10	11	14	15	16
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