Climate Overview
The climate in Buenos Aires Airport is warm and mild. The average annual temperature is 20°C and approximately 4907mm of precipitation falls per year. Buenos Aires Airport receives a notable amount of rainfall throughout the year, including during its driest month. Buenos Aires Airport sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Buenos Aires Airport has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is March, when average highs reach 25°C and the mean temperature sits around 20°C. January is the coolest month, with minimum temperatures around 15°C and an average of 20°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.
Precipitation
Buenos Aires Airport is a very wet location, receiving approximately 4907mm of precipitation annually, which averages out to around 409mm per month. The wettest month is October, averaging 826mm of rainfall. November and August also tend to see above-average precipitation. The driest month is February, with just 48mm. That's 778mm less than October, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.
Wind
Buenos Aires Airport is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 8km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.
Seasons
89 days until Summer
It is currently spring in Buenos Aires Airport, which began on March 20, 2026. Buenos Aires Airport sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in March at around 25°C, while the coldest stretch bottoms out in January near 15°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 16 to 25°C. Rainfall is heavy, totalling around 872mm across the season with a monthly average of 291mm. Winds are generally light, averaging 7km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 17 to 24°C. Rainfall is heavy, totalling around 1621mm across the season with a monthly average of 540mm. Winds are generally light, averaging 6km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 17 to 24°C. Rainfall is heavy, totalling around 2104mm across the season with a monthly average of 701mm. Winds are generally light, averaging 6km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 15 to 25°C. Rainfall is heavy, totalling around 310mm across the season with a monthly average of 103mm. Winds are generally light, averaging 8km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Buenos Aires Airport is during January, February and March, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 66mm per month. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Buenos Aires Airport based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.
