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August Weather in Rio Bonito, Brazil

Last updated: August 22, 2025

In August, the average temperature in Rio Bonito, Brazil hovers around 21°C (69°F), offering a pleasant climate for outdoor activities. Expect minimum temperatures to dip as low as 13°C (55°F), while highs can reach up to 32°C (90°F). Be prepared for some rain, as 68 mm (2.7 in) of precipitation is recorded across 11 days, and the average humidity lingers at a comfortable 73%.

August Temperature in Rio Bonito

In August in Rio Bonito, the average temperature is 21°C (69°F), with maximums reaching up to 32°C (90°F) and minimums dropping as low as 13°C (55°F). This pleasant climate makes it an ideal destination for travelers looking to enjoy moderate weather and comfortable outdoor activities.

August Weather in Rio Bonito: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Rio Bonito, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Bonito, August typically has an average temperature of 21°C (69°F), with highs reaching up to 32°C (90°F) and lows dropping to around 13°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec807979757271696973747477
Data source: Temperature data for Rio Bonito generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Rio Bonito

In Rio Bonito in August, the total precipitation amount is 68 mm (2.7 in) spread over a duration of 11 days.

August Precipitation Trends in Rio Bonito

The chart displays monthly precipitation patterns in Rio Bonito, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Rio Bonito, August typically receives around 68 mm (2.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec1592081991037546316866119211222
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Rio Bonito

In Rio Bonito in August, humidity is 73%. With an average temperature of 21°C (69°F), this humidity feels like a warm, sticky embrace, making outdoor activities somewhat stifling and travel a bit more challenging, as the air is dense and can leave you feeling fatigued more quickly.

August Average Humidity in Rio Bonito

This chart illustrates the average monthly humidity levels in Rio Bonito, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Rio Bonito is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%85%86%83%81%80%76%73%68%61%72%75%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Rio Bonito

In Rio Bonito in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Rio Bonito.

Maximum UV Index Levels in Rio Bonito for August

The chart shows the monthly maximum UV Index (UVI) for Rio Bonito in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Rio Bonito typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16141311867911131415
Data source: Rio Bonito August UVI data generated using 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.

How August Weather in Rio Bonito Compares to Other Months

Weather in Rio Bonito varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Rio Bonito, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Rio Bonito, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (80°F)159 mm (6.2 inches)85%extreme
February Weather26°C (79°F)208 mm (8.2 inches)85%extreme
March Weather26°C (79°F)199 mm (7.8 inches)86%extreme
April Weather24°C (76°F)103 mm (4.0 inches)83%extreme
May Weather22°C (72°F)75 mm (3.0 inches)81%very high
June Weather22°C (71°F)46 mm (1.8 inches)80%high
July Weather20°C (69°F)31 mm (1.2 inches)76%high
August Weather21°C (69°F)68 mm (2.7 inches)73%very high
September Weather23°C (73°F)66 mm (2.6 inches)68%extreme
October Weather23°C (74°F)118 mm (4.7 inches)61%extreme
November Weather23°C (74°F)211 mm (8.3 inches)72%extreme
December Weather25°C (77°F)222 mm (8.7 inches)75%extreme

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