UV Index in Santa Cruz do Sul, Brazil

Last updated: May 3, 2025

Understanding the UV Index in Santa Cruz do Sul, Brazil, is crucial for protecting your skin and maintaining overall health. With a Cfa climate, this vibrant city experiences variable UV levels throughout the day, peaking at 6 between noon and 1 PM. Being aware of these levels allows residents and visitors to take proactive measures against sunburn and long-term skin damage. As you enjoy the beautiful outdoors, keep in mind the importance of monitoring UV exposure to ensure a safe and enjoyable experience under the sun.

Hourly UV Index in Santa Cruz do Sul

At sunrise, the UV Index starts calm at 1 around 07:00, gradually rising to 2 by 09:00. As the day heats up, the index peaks at a robust 6 during the midday hours of 12:00 and 13:00, signaling strong solar intensity. Following this zenith, a gradual decline begins; by 15:00, it dips to 3, and later, as shadows lengthen into the evening, the value falls to 0 by 18:00. Overall, it’s a day that calls for awareness and protection between 10:00 and 15:00, when the sun poses its greatest risk. Stay smart and shield yourself during 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	1	low	45 min
09:00	2	low	45 min
10:00	3	moderate	30 min
11:00	5	moderate	30 min
12:00	6	high	25 min
13:00	6	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 Santa Cruz do Sul

Throughout the year, UV Index values exhibit significant seasonal fluctuations, with particularly high-risk months from January to March and October to December, where the UV Index reaches extreme levels (13-14) and burn times are as short as 10 minutes. The month of April sees a decline to a very high category (UV Index 9) with a burn time of 15 minutes, while May and August present high risk (UV Index 6-7) but with longer burn times of 25 minutes. From June to July, the UV Index reduces to moderate levels (5), allowing for safer sun exposure of 30 minutes. Visitors and residents are strongly advised to take precautions during the extreme and very high risk months, including wearing sunscreen, seeking shade, and wearing protective clothing to minimize the risk of sunburn and long-term skin damage.

Monthly Maximum UV Index for Santa Cruz do Sul, Brazil

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

The table above highlights how UV exposure in Santa Cruz do Sul 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.

Santa Cruz do Sul'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
Santa Cruz do Sul	14	13	12	9	6	5	5	7	9	12	13	14
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