Buenos Aires monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Buenos Aires

Buenos Aires average temperature chart (Celsius) Buenos Aires average temperature chart (Fahrenheit)
Average monthly temperatures in Buenos Aires (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 29.1 27.8 25.5 22 18.6 15.2 14.8 16.3 18.4 21.2 24.5 27.4
°F 84.3 82 78 71.7 65.4 59.3 58.6 61.3 65.2 70.2 76.1 81.4

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Buenos Aires monthly rainfall chart (mm) Buenos Aires monthly rainfall chart (inches)
Average monthly rainfall in Buenos Aires (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 107 102 121 96 76 62 62 67 69 111 101 92
inches 4.2 4 4.8 3.8 3 2.4 2.4 2.6 2.7 4.4 4 3.6
Rainy days 8 8 8 7 7 7 7 7 7 10 9 9

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Buenos Aires

Buenos Aires average daily sunshine chart
Average daily sunshine Buenos Aires
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 9.1 9.1 7.8 6.9 5.8 4.6 4.9 6 6.8 7.6 8.6 8.8

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Buenos Aires average minimum / maximum temperatures (Celsius) Buenos Aires average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Buenos Aires (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C 19.5 18.8 16.9 13.6 10.5 7.7 7.5 8.2 10 12.6 15.3 18
Max °C 29.3 28 25.8 22.3 18.8 15.4 15 16.5 18.7 21.5 24.7 27.7
Min °F 67.1 65.8 62.3 56.4 50.8 45.8 45.4 46.7 49.9 54.6 59.5 64.3
Max °F 75.9 74.1 70.3 64.2 58.3 52.7 52.2 54.1 57.7 62.6 68 73

Sea temperature

The graph below shows the average sea temperature.

Buenos Aires average sea temperature chart (Celsius) Buenos Aires average sea temperature chart (Fahrenheit)
Average sea temperature around Buenos Aires in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 22.5 22.7 21.9 19.3 16.4 13.6 11.9 11.7 12.8 15.4 18.1 20.7
°F 72.5 72.9 71.4 66.8 61.4 56.5 53.4 53.1 55 59.7 64.6 69.2

Wind speed

The graph below shows the average wind speed.

Buenos Aires average winspeed by month (km/h) Buenos Aires average winspeed by month (mph)
Average wind speed in Buenos Aires (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 14 14 13 11 12 12 12 13 14 15 15 14
mph 9 9 8 7 7 8 8 8 9 9 9 9

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Buenos Aires relative humidity averages
Average relative humidity in Buenos Aires
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
67% 70% 73% 76% 78% 79% 80% 75% 72% 72% 68% 66%
Buenos Aires

Other monthly averages

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Buenos Aires weather stats

Buenos Aires weather statistics
Hottest month: January 29.1°C 84.4°F
Driest month: July 62mm 2.4ins
Sunniest month: February 9.1hrs
Coldest month: July 14.8°C 58.6°F
Wettest month: March 121mm 4.8ins
Warmest sea: February 22.7°C 72.9°F
Map showing location of Buenos Aires (-34.61315, -58.37723)

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