UV Index in Ribeirao Branco, Brazil

Last updated: June 2, 2025

In Ribeirão Branco, Brazil, being aware of the UV Index is crucial for protecting your skin and preventing sunburn. With a temperate climate of the Cfb zone, residents and visitors alike should pay close attention to the daily UV levels, especially during peak hours when they can soar to heights of 6 around noon. Understanding these levels not only helps in safeguarding skin health but also empowers individuals to enjoy outdoor activities safely. As you explore Ribeirão Branco, staying informed about UV exposure risks will ensure your sun-soaked adventures remain enjoyable and free from harmful effects.

Hourly UV Index in Ribeirao Branco

Throughout the day, the UV Index escalates to its peak between 12:00 PM and 1:00 PM, reaching a high of 6—a clear indicator to stay protected from the sun's rays. Early morning hours see a gentle start, with a maximum 1 at 7:00 AM and 8:00 AM, gradually rising to 2 by 9:00 AM. As the sun climbs, so does the intensity, spiking to 5 at 11:00 AM and maintaining a steady 6 for the peak hours. Following this brief burst of intensity, the UV Index dwindles swiftly, dropping to 4 by 2:00 PM, then further decreasing to 3 at 3:00 PM, and tapering off to 1 by 4:00 PM. Finally, as daylight fades, the index plummets to 0 by 6:00 PM, marking the end of a vibrant, sunlit day. Remember to stay safe and protect your skin, especially during midday 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.
TimeUVICategoryTime to Burn
07:001low45 min
08:001low45 min
09:002low45 min
10:004moderate30 min
11:005moderate30 min
12:006high25 min
13:006high25 min
14:004moderate30 min
15:003moderate30 min
16:001low45 min
17:001low45 min
18:000low45 min
19:000low45 min

Monthly UV Index Trends in Ribeirao Branco

During the year, UV levels fluctuate significantly, with particularly high-risk months occurring from January to April and September to November. Notably, these months have an extreme UV Index of 15-11, with a very short burn time of just 10 minutes. The UV Index starts to decrease in May and July, where it shifts to a very high and high exposure category, allowing for slightly longer burn times of 15 to 25 minutes. August sees a rise again before returning to extreme levels in September and October. Visitors and residents should take precautionary measures during high UV months: wear sunscreen, protective clothing, and hats, and seek shade when outside, especially during midday hours to reduce the risk of skin damage.

Monthly Maximum UV Index for Ribeirao Branco, Brazil

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Ribeirao Branco. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec15151311867911141515
Data source: Statistical UV Index data for Ribeirao Branco, 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 Ribeirao Branco UV Index with Other Brazil Cities

The table above highlights how UV exposure in Ribeirao Branco 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.
Ribeirao Branco's solar exposure compared to other cities in Brazil. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Rio de Janeiro UVI15141310767911121315
Sao Paulo UVI16151211867911131415
Ribeirao Branco15151311867911141515
Belo Horizonte UVI171614129781012131416
Salvador UVI1414141310991212151514
Fortaleza UVI141415151311111213131313