UV Index in Porciuncula, Brazil

Last updated: June 2, 2025

Understanding the UV Index in Porciuncula, Brazil is crucial for maintaining skin health and preventing sunburn, particularly in a region characterized by a humid subtropical climate (Cwa). With peak UV levels reaching 7 around midday, it's essential for residents and visitors alike to remain vigilant about their sun exposure. By being aware of these UV levels, you can take proactive measures to protect your skin from harmful rays, ensuring a safer and more enjoyable time outdoors. In Porciuncula, where the sun shines brightly, knowing when to seek shade or apply sunscreen can make all the difference in safeguarding your skin against potential damage.

Hourly UV Index in Porciuncula

The UV Index data paints a clear picture of how exposure to ultraviolet rays varies throughout the day. Starting at a low level of 1 at 07:00, the index gradually climbs to peak at 7 from 11:00 to 12:00, indicating the times when sun protection is most crucial. As the afternoon progresses, the index dips to 6 at 13:00, then gently declines to 4 by 14:00. The evening hours see a significant drop, with values falling to 2 at 15:00 and retreating to 1 at 16:00. By nightfall, the UV Index drops to 0 from 18:00 onward, signalling a safe time for outdoor activities without the need for sun protection. Enjoy the sunshine, but be mindful of the peak hours!

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	3	moderate	30 min
10:00	5	moderate	30 min
11:00	7	high	25 min
12:00	7	high	25 min
13:00	6	high	25 min
14:00	4	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 Porciuncula

The UV Index shows significant seasonal variations, with highest levels typically occurring from January to April and again in November to December, where values reach an extreme category, requiring only 10 minutes of exposure for sunburn. February and March maintain a UV Index of 16, making these high-risk months for sunburn, alongside January and December. As summer approaches, UV levels moderate slightly but remain very high in July and August (UV Index 8 and 10, respectively), indicating a burn time of 15 minutes. Visitors and residents are strongly advised to take precautions such as wearing sunscreen, hats, and protective clothing, particularly during these peak months to reduce the risk of skin damage.

Monthly Maximum UV Index for Porciuncula, Brazil

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

The table above highlights how UV exposure in Porciuncula 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.

Porciuncula'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
Porciuncula	16	16	14	12	9	7	8	10	12	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