What to expect in Buenos Aires in March
March is a strong choice for Buenos Aires: 26° / 17°, with manageable crowds at the big attractions and prices close to the yearly average.
Buenos Aires weather in March
Typical conditions in Buenos Aires during March, based on long-run climate normals rather than any single year. Treat it as a planning guide, not a forecast.
| Average high | 26°C 79°F |
|---|---|
| Average low | 17°C 63°F |
| Rainfall | Moderate 50/100 |
| How it feels | Warm and comfortable |
Average highs sit around 26°C with lows near 17°C. Rainfall is moderate; the odd shower is likely.
Crowds & demand
Crowd levels are Moderate for Buenos Aires — manageable crowds at the big attractions.
Prices & value
Prices run mid-range this month: prices close to the yearly average.
What to pack
Light layers for 26°C days and something with sleeves for evenings, which cool to around 17°C.
What it costs
Costs in March sit around the yearly average for Buenos Aires — neither a bargain nor a squeeze. Booking a few weeks out is usually enough. Compared with the most expensive month of the year, you are looking at roughly 15% less.
Who this month suits
- Travellers who want the most reliable weather
- Anyone travelling on a budget
Events & what’s on
No major festivals fall in March, so the destination feels like its everyday self.
Buenos Aires in March compared with nearby months
If your dates are flexible by a few weeks, this is what shifting them actually buys you.
| Month | Temp | Crowds | Price | Score |
|---|---|---|---|---|
| January | 30° / 20° | Moderate | $$ | 53 |
| February | 29° / 19° | High | $$ | 51 |
| March · This month | 26° / 17° | Moderate | $$ | 60 |
| April | 22° / 13° | Moderate | $$ | 60 |
| May | 18° / 10° | Moderate | $$ | 61 |
These months score higher for Buenos Aires on the same blend of weather, crowds and price. Same destination, better odds.
Or go somewhere else in March
If the destination is negotiable but the month is not, these places are at their best in March.
Figures are climate normals and modelled estimates — a planning guide, not a forecast. We separate fact, estimate and recommendation. Updated August 2026
