UV Index in Cruzeiro do Sul, Brazil

Last updated: May 3, 2025

In Cruzeiro do Sul, Brazil, being aware of the UV Index is crucial for safeguarding your skin and overall health. With intense sun exposure typical of its tropical climate, understanding UV levels can help prevent sunburn and long-term skin damage. Throughout the day, especially between 10:00 AM and 1:00 PM, the UV Index peaks at a staggering 13, indicating a very high risk of harm from unprotected sun exposure. By staying informed and taking appropriate precautions, you can enjoy the beautiful sunshine of Cruzeiro do Sul while ensuring your skin remains healthy and protected.

Hourly UV Index in Cruzeiro do Sul

The UV Index throughout the day showcases a dramatic rise and fall, peaking at 12 around 12:00 PM. The morning starts gently, with a maximum of 3 at 08:00 AM, but by 10:00 AM, it escalates to 10, indicating a significant increase in sun intensity. This reaches its zenith at 12:00 PM, where a UV Index of 13 emphasizes the need for sun protection. The intensity begins to taper off after this peak, dropping to 4 by 15:00 PM and further declining to 1 by 17:00 PM. As the evening approaches, the UV Index effectively returns to 0 after 18:00 PM, signaling the end of sun exposure risk for the day. Be mindful of these fluctuations and prioritize sun safety 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	3	moderate	30 min
09:00	6	high	25 min
10:00	10	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	11	extreme	10 min
14:00	8	very high	15 min
15:00	4	moderate	30 min
16:00	2	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 Cruzeiro do Sul

Throughout the year, UV Index levels remain alarmingly high, consistently classified as extreme, with a burn time of just 10 minutes across all months. The highest UV Index values occur from January to March, peaking at 16, emphasizing the need for heightened sun protection during these months. April shows only a slight dip to 15, with a subsequent gradual decrease in May and June, where it drops to 13 and 11, respectively. However, even in the summer months of July and August, UV levels do not fall below 11. As the fall season approaches, UV values remain high, reaching 15 again in October. Visitors and residents are strongly advised to take precautions year-round, such as wearing sunscreen, protective clothing, and seeking shade, especially during these high-risk months, to mitigate the risks associated with prolonged sun exposure.

Monthly Maximum UV Index for Cruzeiro do Sul, Brazil

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

The table above highlights how UV exposure in Cruzeiro 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.

Cruzeiro 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
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
Cruzeiro do Sul	15	16	16	15	13	11	11	12	13	15	14	14