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 23.6 25.2 27.9 29.3 29.4 28.2 27.1 27.7 27.3 26 24.3 23.6
°F 74.6 77.4 82.2 84.7 84.9 82.7 80.8 81.8 81.1 78.7 75.8 74.5

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 62 40 36 48 160 321 293 248 319 198 105 85
inches 2.4 1.6 1.4 1.9 6.3 12.6 11.5 9.8 12.6 7.8 4.1 3.3
Rainy days 14 10 7 7 13 22 23 22 22 20 16 15

Average annual rainfall in Buenos Aires: 1841.366mm (724.9 inches)

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 6 6.8 7.7 8.1 8.1 6.6 6.6 6.5 5.9 5.9 5.4 5.8

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 15.2 15 16.1 17.3 18.4 19.2 18.7 18.9 18.7 18.1 16.7 15.8
Max °C 23.9 25.5 28.2 29.6 29.7 28.4 27.3 27.9 27.5 26.2 24.5 23.8
Min °F 59.3 58.9 60.9 63.1 65 66.6 65.7 66 65.7 64.5 62.1 60.4
Max °F 67.1 68.4 71.8 74.1 75.2 74.8 73.4 74.1 73.6 71.8 69.1 67.6

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 27.2 27.2 27.6 28.3 28.9 29.3 29.2 29.5 29.6 29.4 28.7 27.8
°F 81 81 81.6 83 84 84.7 84.5 85 85.3 84.9 83.6 82.1

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 17 18 19 19 18 17 18 17 16 16 16 16
mph 11 11 12 12 11 11 11 11 10 10 10 10

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
83% 79% 76% 74% 76% 84% 84% 84% 85% 85% 86% 85%

Other monthly averages

UV index Best time to go?

Buenos Aires weather stats

Buenos Aires weather statistics
Hottest month: May 29.4°C 84.9°F
Driest month: March 36mm 1.4ins
Sunniest month: April 8.1hrs
Coldest month: January 23.6°C 74.5°F
Wettest month: June 321mm 12.6ins
Warmest sea: September 29.6°C 85.3°F
Map showing location of Buenos Aires (15.03333, -88.96667) Buenos Aires map pin © Google

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