UV Index in Sume, Brazil

Last updated: July 2, 2025

Understanding the UV Index in Sume, Brazil is crucial for protecting your skin and overall health, especially in a location with a tropical climate. With UV levels peaking during midday, it's essential to be aware of the UV risks to prevent sunburn and long-term skin damage. As you enjoy the vibrant sunshine typical of Sume, keep an eye on the rising UV Index, particularly between 10 AM and 1 PM, when values can soar to 11, indicating extreme exposure. Staying informed about these UV levels not only helps you enjoy the outdoors safely but also supports your skin’s health in the long run.

Hourly UV Index in Sume

As the sun rises, the UV Index climbs steadily, starting at a gentle 1 at 7:00 AM. By 8:00 AM, it reaches 3, marking the beginning of increased sun exposure. The day continues to heat up, with the index peaking at a remarkable 11 from 11:00 AM to 12:00 PM, indicating a high risk for harm from unprotected sun exposure. As the afternoon sets in, it gradually declines, dropping to 6 by 2:00 PM and subsequently to 3 by 3:00 PM. As the sun begins to descend, the index returns to a safer 1 by 4:00 PM and tapers off to 0 after 6:00 PM. This hourly trend underscores the importance of sun protection during the midday hours when the UV exposure is at its highest.

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	9	very high	15 min
11:00	11	extreme	10 min
12:00	11	extreme	10 min
13:00	9	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 Sume

Throughout the year, the UV Index remains consistently high, with January to March and November to December reaching a staggering 15, categorized as extreme. The months of April to June see slightly lower indices, with values of 14 and 13, but still within the extreme range. July and August also maintain an 11-12, again indicating extreme exposure risk. September and October experience a return to 14, reinforcing the need for caution. Given the consistently high UV levels, especially during the high-risk months of January, February, March, and November, it’s crucial for visitors and residents to take proactive measures against UV exposure. Always wear protective clothing, seek shade, and apply broad-spectrum sunscreen liberally to safeguard against skin damage and related health risks.

Monthly Maximum UV Index for Sume, Brazil

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

The table above highlights how UV exposure in Sume 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.

Sume'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
Sume	15	15	15	14	13	11	11	12	14	14	15	15