What to pack for Buenos Aires in March
- t-shirts and light layers
- a light jacket for evenings
- a compact umbrella or rain shell — rain is frequent
Humidity averages 75%; max daily wind around 23 km/h.
How March compares
Best months in Buenos Aires: February–May & September–December. See the full best time to visit Buenos Aires guide.
Buenos Aires in March: the details
In March, Buenos Aires sees average daytime highs of 25°C (77°F) and overnight lows of 19°C (66°F). Rainfall totals roughly 162 mm across 9.2 rainy days, and the sun shines about 10.3 hours per day with 12.3 hours of daylight mid-month. Relative humidity averages 75%.
In context: March is the 4th-warmest month and the wettest in Buenos Aires. The sunniest month is December (12.4 h/day).
| Metric | March average |
|---|---|
| Daytime high | 25°C / 77°F |
| Overnight low | 19°C / 66°F |
| Rainfall | 162 mm over 9.2 rainy days |
| Sunshine | 10.3 h/day (12.3 h daylight) |
| Humidity | 75% |
| Travel score | 9.5 / 10 |
These figures are climate normals computed from the ERA5 weather reanalysis (2019–2024) for Buenos Aires, Argentina (-34.61, -58.38) — see our methodology. Actual conditions vary year to year.
Not set on Buenos Aires? Browse the best places to visit in March ranked by travel score.
Frequently asked questions
How hot is Buenos Aires in March?
Daytime highs in Buenos Aires in March average 25°C (77°F); nights drop to about 19°C.
Does it rain in Buenos Aires in March?
Expect around 9.2 rainy days and 162 mm of rainfall in March.
Is March a good time to visit Buenos Aires?
March is one of the best months to visit Buenos Aires. Overall travel score: 9.5/10. The best months are February–May & September–December.
Also good in March, near Buenos Aires
Where should you go next month?
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