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ArgentinaThe climate of Buenos Aires
The current climate in Buenos Aires features temperatures ranging from a high of 31°C to a low of 15°C throughout the year. The average yearly temperature is around 23°C. At night, temperatures in the colder months average around 5°C and in the warmer months around 19°C.
Average temperatures and precipitation
This chart shows the average monthly maximum and minimum temperatures (in degrees Celsius) and average monthly rainfall (in millimeters) for Buenos Aires, Argentina.
Temperature records
The highest temperature recorded in Buenos Aires in recent years was 46°C in January 2022. The lowest daytime temperature recorded was 0°C in January 2018.
Rainfall amount
On average, Buenos Aires receives 642 mm of precipitation each year. For comparison, New York gets 1142 mm of precipitation annually.
Curious about the weather in other parts of Argentina? Check out the climate and weather for spots like Patagonia, Ushuaia, Mendoza, or explore other destinations in Argentina.
Best time to visit Buenos Aires?
The best time to visit Buenos Aires for sunny weather is January through May and September through December. During this period, you'll have nice temperatures and not too much rain, making it a great time to visit Buenos Aires. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
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Climate Table of Buenos Aires
The climate table of Buenos Aires shows the average temperatures, rainfall, and UV index per month. The table provides an overview of the average day and night temperatures in degrees Celsius, the total amount of rainfall in millimeters, the total snowfall in centimeters, and the UV index for each month. Rainfall is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 31 | 29 | 27 | 23 | 18 | 15 | 15 | 17 | 19 | 22 | 27 | 31 |
| Temp. min (°C) | 19 | 20 | 15 | 12 | 8 | 6 | 6 | 7 | 10 | 10 | 14 | 17 |
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| Precipitation (mm) | 40 | 106 | 60 | 59 | 33 | 33 | 35 | 37 | 68 | 61 | 63 | 47 |
| UV Index | 9 | 9 | 8 | 6 | 4 | 4 | 3 | 4 | 6 | 8 | 8 | 9 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
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Temperature charts
These charts display the average temperatures in Buenos Aires, Argentina. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Average Temperature per Month in Buenos Aires
Yearly Temperature in Buenos Aires
Precipitation charts
These charts show the average amount of precipitation in Buenos Aires, Argentina. Precipitation is always measured as water, even when it falls as snow or hail. The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Average Precipitation per Month in Buenos Aires
Total Yearly Precipitation in Buenos Aires
UV index chart
This chart shows the average UV index per month in Buenos Aires, Argentina. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Average UV Index per Month in Buenos Aires
Weather experiences in Buenos Aires
The weather in Buenos Aires is rated an average of 4 out of 5 stars by 3 visitors. Have you been to Buenos Aires? Share your weather experience to help other visitors.
Merel
It was quite warm, but the humidity was bearable. Yes, the heat was scorching, but the cloudless sky was the perfect backdrop for outdoor adventures.
OlafOctober in Buenos Aires was surprisingly mild, with sunny days and little rain. The temperature was pleasant for walks and a leisurely lunch outside. The strong winds made it a bit chilly at times.
Marijn van MegenFebruary in Buenos Aires was warm and sunny, ideal for active recreation. There were a few rainy days, but overall it was pleasant. Just be sure to use good sunscreen: the sun is very strong!
Have you been to Buenos Aires?
Share your weather experiences in Buenos Aires.
Average weather in Buenos Aires by month
Click on a month below to see detailed weather info for Buenos Aires. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.