UV Index in Cananeia, Brazil

Last updated: June 2, 2025

Understanding the UV Index in Cananeia, Brazil, is crucial for preserving your skin's health and preventing sunburn, especially in a region where the Cfa climate fosters warm, humid conditions. With peak UV levels reaching 6 around midday, awareness of these fluctuations can help you make informed decisions to safeguard your skin. As residents and visitors enjoy Cananeia's natural beauty, staying vigilant about UV exposure is essential to enjoying the sun safely and maintaining your overall well-being.

Hourly UV Index in Cananeia

The UV Index today showcased a notable increase from the early morning hours, starting at a gentle 1 at 07:00 and 08:00. As the sun rose higher in the sky, the index climbed steadily, reaching a significant 6 by 12:00, indicating a peak in UV radiation and the need for sun protection. The afternoon saw a slight decline, with values dropping to 4 at 14:00 and falling further to 2 by 15:00. As the day wound down, the UV index returned to a safer range, ending the day at 0 by 19:00. It’s crucial to stay informed and safeguard your skin during those high UV 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	4	moderate	30 min
11:00	5	moderate	30 min
12:00	6	high	25 min
13:00	5	moderate	30 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 Cananeia

Throughout the year, the UV Index exhibits significant seasonal variations, with extremely high levels observed from January to March and again from September to November. The highest recorded UV Index of 15 occurs in January, February, and December, indicating an extreme exposure category with a burn time of just 10 minutes. April marks a slight drop to a UV Index of 10 (very high), while May, June, and July present a moderate risk (UV Index of 6 to 7), allowing for longer exposure times of up to 25 minutes. As summer yields to early autumn, the risk increases again, peaking at 11 in September and declining slightly through October and November with UV Indexes of 13 and 14, respectively. Visitors and residents are strongly advised to take precautions during high-risk months, specifically from January to March and September to November, by wearing protective clothing, using broad-spectrum sunscreen, and limiting sun exposure during peak hours to avoid severe sunburn.

Monthly Maximum UV Index for Cananeia, Brazil

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

The table above highlights how UV exposure in Cananeia 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.

Cananeia'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
Cananeia	15	15	12	10	7	6	6	8	11	13	14	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