August Weather in Buenos Aires, Peru

Last updated: August 27, 2025

In Buenos Aires, Peru, the average temperature in August reaches a pleasant 20°C (68°F), with a minimum of 13°C (55°F) and a maximum of 29°C (84°F). Expect a modest precipitation of 8 mm (0.3 in) over just 1 day, accompanied by an average humidity of 71%. Perfect weather for outdoor activities!

August Temperature in Buenos Aires

In August in Buenos Aires, the average temperature is 20°C (68°F). The maximum can reach 29°C (84°F), and the minimum can be as low as 13°C (55°F). This mild climate makes it an excellent destination for outdoor activities and sightseeing.

August Weather in Buenos Aires: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Buenos Aires, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Buenos Aires, August typically has an average temperature of 20°C (68°F), with highs reaching up to 29°C (84°F) and lows dropping to around 13°C (55°F).

Data source: Temperature data for Buenos Aires generated using information from the Copernicus Climate Change Service.

August Precipitation in Buenos Aires

In Buenos Aires in August, the precipitation amount is 8 mm (0.3 in) over the course of 1 day.

August Precipitation Trends in Buenos Aires

The chart displays monthly precipitation patterns in Buenos Aires, 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 Buenos Aires, August typically receives around 8 mm (0.3 inches) of precipitation spread over approximately 1 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

August Humidity in Buenos Aires

In Buenos Aires in August, humidity is 71%. With an average temperature of 20°C (68°F), this humidity feels like a warm, moist embrace that can quickly lead to discomfort for travelers. The air clings to your skin, making even short walks feel more strenuous, while reaching for a refreshing drink becomes essential to stay hydrated.

August Average Humidity in Buenos Aires

This chart illustrates the average monthly humidity levels in Buenos Aires, 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 Buenos Aires is approximately 71%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Buenos Aires

In Buenos Aires in August, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Buenos Aires.

Maximum UV Index Levels in Buenos Aires for August

The chart shows the monthly maximum UV Index (UVI) for Buenos Aires 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 Buenos Aires typically reaches 12, which falls under the extreme exposure category.

Data source: Buenos Aires 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 Buenos Aires Compares to Other Months

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

This table compares monthly weather conditions in Buenos Aires, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (76°F)	95 mm (3.7 inches)	89%	extreme
February Weather	25°C (77°F)	233 mm (9.2 inches)	87%	extreme
March Weather	25°C (77°F)	424 mm (16.7 inches)	87%	extreme
April Weather	24°C (76°F)	151 mm (5.9 inches)	86%	extreme
May Weather	23°C (74°F)	50 mm (2.0 inches)	89%	extreme
June Weather	21°C (71°F)	11 mm (0.4 inches)	84%	extreme
July Weather	20°C (69°F)	8 mm (0.3 inches)	71%	extreme
August Weather	20°C (68°F)	8 mm (0.3 inches)	71%	extreme
September Weather	20°C (69°F)	6 mm (0.2 inches)	75%	extreme
October Weather	21°C (70°F)	34 mm (1.3 inches)	77%	extreme
November Weather	21°C (71°F)	39 mm (1.5 inches)	79%	extreme
December Weather	23°C (73°F)	87 mm (3.4 inches)	86%	extreme