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August Weather in Rio Branco, Uruguay

Last updated: August 28, 2025

In August, the average temperature in Rio Branco, Uruguay hovers around 13°C (56°F). Expect a range of conditions, with minimums dipping to -1°C (30°F) and maximums soaring to 31°C (88°F). Be prepared for some rain, as the area receives about 117 mm (4.6 in) of precipitation spread across 8 days. With an average humidity of 78%, it's a time to dress comfortably for a mix of varying weather!

August Temperature in Rio Branco

In August in Rio Branco, the average temperature is 13°C (56°F). Maximum temperatures can reach 31°C (88°F), while minimums can drop as low as -1°C (30°F). Be prepared for a wide range of temperatures when traveling to Rio Branco in August.

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

The chart illustrates August temperature patterns in Rio Branco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Branco, August typically has an average temperature of 13°C (56°F), with highs reaching up to 31°C (88°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec767471676056545660646972
Data source: Temperature data for Rio Branco 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 Branco

In Rio Branco in August, the total precipitation amount is 117 mm (4.6 in) over a span of 8 days.

August Precipitation Trends in Rio Branco

The chart displays monthly precipitation patterns in Rio Branco, 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 Branco, August typically receives around 117 mm (4.6 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec130103717883100961171511357367
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Rio Branco

In Rio Branco in August, humidity is 78%. With an average temperature of 13°C (56°F), this humidity feels like a damp chill that can make outdoor activities a bit uncomfortable, creating a heavy atmosphere that clings to the skin, urging travelers to dress in layers for warmth and comfort.

August Average Humidity in Rio Branco

This chart illustrates the average monthly humidity levels in Rio Branco, 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 Branco is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec71%74%76%82%87%86%81%78%82%82%79%77%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Rio Branco

In Rio Branco in August, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Rio Branco, you can refer to this Hourly UV Index in Rio Branco.

Maximum UV Index Levels in Rio Branco for August

The chart shows the monthly maximum UV Index (UVI) for Rio Branco 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 Branco typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141312854469111314
Data source: Rio Branco 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 Branco Compares to Other Months

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

This table compares monthly weather conditions in Rio Branco, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)130 mm (5.1 inches)71%extreme
February Weather23°C (74°F)103 mm (4.0 inches)74%extreme
March Weather22°C (71°F)71 mm (2.8 inches)76%extreme
April Weather20°C (67°F)78 mm (3.1 inches)81%very high
May Weather15°C (60°F)83 mm (3.3 inches)87%moderate
June Weather13°C (57°F)100 mm (3.9 inches)86%moderate
July Weather12°C (55°F)96 mm (3.8 inches)81%moderate
August Weather13°C (56°F)117 mm (4.6 inches)78%high
September Weather16°C (60°F)151 mm (5.9 inches)82%very high
October Weather18°C (64°F)135 mm (5.3 inches)82%extreme
November Weather20°C (69°F)73 mm (2.9 inches)79%extreme
December Weather22°C (73°F)67 mm (2.6 inches)77%extreme

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