The weather in Buenos Aires in January is hot. The average temperatures are between 21°C and 35°C.
You can expect about 3 to 8 days of rain in Buenos Aires during the month of January. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Buenos Aires in January 2025.
If you’re planning to visit Buenos Aires in the near future, we highly recommend that you review the 14 day weather forecast for Buenos Aires before you arrive.
Temperatures
35° / 21°
Rainy Days
4
Snowy Days
0
Dry Days
27
Rainfall
109
mm
Sun Hours
11.3
Hrs
