The best time to visit Buenos Aires depends on your personal preference, but there are a few guidelines that most people follow.
Many people that wonder what is the best time to visit Buenos Aires are concerned about the weather.
Buenos Aires is located in the southern hemisphere, so winters run from June to September and summers from December to March.
If weather is the determining factor in your calculation of the best time to visit Buenos Aires, you should visit any time between December and March.
The spring and summer are also pleasant times to visit Buenos Aires, and there are fewer tourists during these times.
If avoiding crowds is important to you, visiting during April, May, October, or November would be a good idea.
While there is no official best time to visit Buenos Aires, sunny weather and fewer crowds are always nice things to have on holidays in Argentina.