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Buenos Aires vs Medellín: which is better, and when to go
Buenos Aires is at its best in October and Medellín in February. Below, the two cities side by side: weather, crowds and prices in every month, and what each does better across the year.
By Daan · Last reviewed October 2026
Buenos Aires and Medellín
At a glance
| Buenos Aires | Medellín | |
|---|---|---|
| Best month | October (7.4/10) | February (7.4/10) |
| Warmest month | January, 30°C | July, 29°C |
| Coolest month | June, 16°C | October, 27°C |
| Quietest month | June (Low) | October (Low-Moderate) |
| Busiest month | December (High) | August (High) |
| Cheapest month | June ($$) | October ($$$) |
Which one should you choose?
Choose Buenos Aires for
No clear advantage across the year; it comes down to the month.
Buenos Aires month by monthChoose Medellín for
- a milder coolest month (October highs around 27°C, against 16°C)
Little difference between them in: how hot the warmest month gets, crowds across the year, how busy the peak month gets, prices across the year, events through the year.
Month by month
Average high, crowds and prices for each month, and which city comes out ahead overall. Open a month for the full comparison.
| Month | Buenos Aires | Medellín | Ahead |
|---|---|---|---|
| January | 30°C · Moderate · $$ | 28°C · High · $$$$ | Medellín |
| February | 29°C · Moderate · $$ | 28°C · Moderate · $$$ | Medellín |
| March | 27°C · Moderate · $$$ | 28°C · Moderate · $$$ | Close |
| April | 23°C · Moderate · $$$ | 28°C · Moderate · $$$ | Buenos Aires |
| May | 19°C · Low-Moderate · $$ | 28°C · Moderate · $$$ | Buenos Aires |
| June | 16°C · Low · $$ | 28°C · Moderate · $$$ | Medellín |
| July | 16°C · Moderate · $$$ | 29°C · Moderate-High · $$$ | Medellín |
| August | 18°C · Moderate · $$$ | 29°C · High · $$$$ | Medellín |
| September | 20°C · Moderate · $$$ | 28°C · Moderate · $$$ | Close |
| October | 23°C · Moderate-High · $$$ | 27°C · Low-Moderate · $$$ | Buenos Aires |
| November | 26°C · Moderate-High · $$$ | 27°C · Low-Moderate · $$$ | Buenos Aires |
| December | 29°C · High · $$$$ | 27°C · High · $$$$ | Medellín |
FAQ
Buenos Aires or Medellín?
Is Buenos Aires or Medellín better?
It depends on when you go. Buenos Aires is at its best in October and Medellín in February. The month-by-month table shows which city comes out ahead in each month.
When is the best time to visit Buenos Aires and Medellín?
Buenos Aires: October. Medellín: February.
Which is cheaper, Buenos Aires or Medellín?
Prices are similar across the year. Check each month for the difference.