UV Index in Belem, Brazil

Last updated: May 3, 2025

Understanding the UV Index in Belém, Brazil is crucial for protecting your skin from harmful sun exposure. With the city's tropical rainforest climate, residents and visitors alike should be aware of potential risks, especially during the peak UV hours when values reach upwards of 13. By staying informed about UV levels, you can effectively prevent sunburn and maintain skin health, ensuring outdoor activities remain enjoyable and safe. Remember, even in the early morning, UV rays can pose a risk, making it essential to check the UV Index daily and take necessary precautions to shield yourself from overexposure.

Hourly UV Index in Belem

The UV Index for the day showcases a dynamic shift in sun intensity, peaking at 1 PM with a remarkable 13. As the morning unfolds, the index gradually climbs from a low 1 at 7 AM, reaching 5 by 9 AM. The sun's power ramps up significantly, hitting 9 by 10 AM and cresting at 12 and 13 during the late morning and noon hours. However, by mid-afternoon, the intensity begins to wane, dropping to 10 at 2 PM, then sliding to 6 by 3 PM, before tapering off to 3 at 4 PM. As the day winds down, the UV Index falls back to 1 by 5 PM, and finally rests at 0 after 7 PM, signaling a golden opportunity to enjoy the outdoors while taking sun safety precautions during the height of the day!

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	9	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	6	high	25 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 Belem

The UV Index remains consistently extreme throughout the year, with January through March showing particularly high values, peaking at 16 in March. The high-risk months for UV exposure are from January to April, where the index reaches 14 to 16, indicating a very short burn time of just 10 minutes. Even during the summer months from June to August, while the index drops slightly to 11-12, the risk remains significant. It is crucial for both residents and visitors to take appropriate precautions, such as wearing broad-spectrum sunscreen, protective clothing, and seeking shade, especially during these high UV periods to minimize the risk of skin damage.

Monthly Maximum UV Index for Belem, Brazil

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

The table above highlights how UV exposure in Belem 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.

Belem'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
Belem	14	14	16	15	13	11	11	12	13	13	13	13