Buenos Aires
Argentina
Long-term weather forecast
Long-term weather forecast

August weather forecast and climate
Buenos Aires, Argentina

The Congress Square monument in Buenos Aires, Argentina, in spring
The Congress Square monument in Buenos Aires, Argentina, in spring
August is a warm winter month in Buenos Aires as it sees its temperature take a small rise to read between 9°C (48.2°F) and 17°C (62.6°F) - still cold enough to maintain the warmth but reasonably sufficient because the sunshine hours are now up to 6.
Rainfall is still part of the weather in August and will fall for averagely eight days to read 2.6 on the rain gauge meter. Humidity dropping to 75% is the most definite sign that it is about to start getting warmer, so hello spring!

What is the temperature in August in Buenos Aires?

The average high-temperature, in August, in Buenos Aires, Argentina, is 17.7°C (63.9°F), while the average low-temperature is 8.7°C (47.7°F).

What is the average humidity in August in Buenos Aires?

In Buenos Aires, the average relative humidity in August is 74%.

How many days does it rain in August in Buenos Aires?

In Buenos Aires, in August, it is raining for 7.7 days, with typically 71.7mm (2.8") of accumulated precipitation.

How cold is the water in August in Buenos Aires?

In Buenos Aires, in August, the average water temperature is 12.8°C (55°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.

How many hours of daylight does Buenos Aires have in August?

In August, the average length of the day in Buenos Aires is 10.9h.

How many hours of sunshine does Buenos Aires have in August?

In August, the average sunshine is 5.4h.

How high is the UV index in August in Buenos Aires?

In Buenos Aires, Argentina, the average daily maximum UV index in August is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from unprotected exposure to the UV radiation.
Average temperature in August - Buenos Aires, Argentina
  • Average high temperature in August: 17.7°C

The warmest month (with the highest average high temperature) is January (30.4°C).
The month with the lowest average high temperature is July (16°C).

  • Average low temperature in August: 8.7°C

The month with the highest average low temperature is January (20.2°C).
The coldest month (with the lowest average low temperature) is July (7.7°C).

Average humidity in August - Buenos Aires, Argentina
  • Average humidity in August: 74%

Months with the highest relative humidity are June and July (79%).
The month with the lowest relative humidity is December (64%).

Average rainfall in August - Buenos Aires, Argentina
  • Average rainfall in August: 71.7mm

The wettest month (with the highest rainfall) is March (172.3mm).
The driest month (with the lowest rainfall) is June (54.8mm).

Average rainfall days in August - Buenos Aires, Argentina
  • Average rainfall days in August: 7.7 days

The month with the highest number of rainy days is March (10 days).
The month with the lowest number of rainy days is May (6.6 days).

Average sea temperature in August - Buenos Aires, Argentina
  • Average sea temperature in August: 12.8°C

The best month for swimming (with the highest average sea temperature) is January (25°C).
The coldest month (with the lowest average sea temperature) is July (11.9°C).

Average daylight in August / Average sunshine in August - Buenos Aires, Argentina
  • Average daylight in August: 10.9h

The month with the longest days is December (Average daylight: 14.4h).
The month with shortest days is June (Average daylight: 9.9h).

  • Average sunshine in August: 5.4h

The month with most sunshine is January (Average sunshine: 8.9h).
Months with least sunshine are June and July (Average sunshine: 4.8).

Average UV index in August - Buenos Aires, Argentina
  • Average UV index in August: 4

Months with the highest UV index are January and December (UV index 12).
Months with the lowest UV index are June and July (UV index 2).