Buenos Aires weather in April
Temperature, sea and sunshine in April: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in April
Excellent
Best time to visit: August – May
What is the weather like in Buenos Aires in April?
In April, Buenos Aires is mild: daytime highs average 21 °C, and nights cool down to about 15 °C. The sea averages 20.7 °C – refreshing for a swim. The sun shines for around 7 hours a day. Rain falls on about 8 days, adding up to 85 mm. All in all, April is an excellent month for a holiday in Buenos Aires.
April compared
How the weather changes from March to May. Tap a month to open it.
More details for April
- Daylight
- 11 h 15 min07:16 – 18:31
- UV index
- 5 · moderateclear sky, noon (estimate)
- Muggy days
- 3 daysdew point 18 °C or more
- Wind
- 18 km/haverage daily peak
- Cloud cover
- 46 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC−3America/Argentina/Buenos_Aires
How the score comes together
- Temperatureweight 50 %100 %
- Sunshineweight 20 %67 %
- Few rainy daysweight 30 %73 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in April
- Swimwear
- Sunscreen
- A jumper for the evenings
Buenos Aires in April: quick answers
Is Buenos Aires hot in April?
No. In April, Buenos Aires is mild: daytime highs average 21 °C and nights drop to about 15 °C.
Can you swim in Buenos Aires in April?
Yes. In April the sea averages 20.7 °C – refreshing for a swim.
Does it rain much in Buenos Aires in April?
Rain falls on about 8 days, adding up to 85 mm.
Buenos Aires month by month
The whole year in Buenos AiresAll destinations: Argentina
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)