# Climate Insights for Buenos Aires

*Source: [Airpult](https://airpult.com/climate/pe/buenos-aires/5991686730): Provincia de Morropón, Piura, Peru*

The climate in Buenos Aires is warm and mild. The average annual temperature is 23°C and approximately 1192mm of precipitation falls per year. March is the wettest month, receiving around 427mm of rainfall. Buenos Aires sits near the equator, so seasonal temperature differences are minimal throughout the year.

## Key insights

- **Hottest month:** February (peak 30°C)
- **Coldest month:** August (low 16°C)
- **Wettest month:** March (427 mm)
- **Best time to visit:** May, June, July

## Monthly climate data

The table below shows monthly climate averages for Buenos Aires 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.

| Month | Avg low (°C) | Avg high (°C) | Mean (°C) | Precip (mm) | Wind (km/h) | Snow (cm) |
| --- | ---: | ---: | ---: | ---: | ---: | ---: |
| Jan | 20 | 30 | 24 | 107 | 5 | 0 |
| Feb | 21 | 30 | 25 | 245 | 4 | 0 |
| Mar | 21 | 29 | 25 | 427 | 4 | 0 |
| Apr | 20 | 29 | 24 | 210 | 4 | 0 |
| May | 19 | 29 | 23 | 39 | 5 | 0 |
| Jun | 17 | 27 | 22 | 9 | 5 | 0 |
| Jul | 16 | 26 | 21 | 6 | 5 | 0 |
| Aug | 16 | 26 | 20 | 5 | 5 | 0 |
| Sep (current) | 16 | 26 | 21 | 5 | 6 | 0 |
| Oct | 17 | 27 | 21 | 28 | 5 | 0 |
| Nov | 17 | 28 | 22 | 36 | 5 | 0 |
| Dec | 19 | 29 | 23 | 75 | 5 | 0 |

## Temperature

Buenos Aires sees moderate temperature variation throughout the year, ranging from 16°C to 30°C. The warmest month is February, when average highs reach 30°C and the mean temperature sits around 25°C. August is the coolest month, with minimum temperatures around 16°C and an average of 20°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs.

## Precipitation

Buenos Aires is a moderately rainy area, receiving approximately 1192mm of precipitation annually, which averages out to around 99mm per month. The wettest month is March, averaging 427mm of rainfall. February and April also tend to see above-average precipitation. The driest month is August, with just 5mm. That's 423mm less than March, 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 is relatively calm, with an average annual wind speed of 5km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 4km/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

Currently it is **winter** (astronomical) / **winter** (meteorological) in Buenos Aires.
Spring begins September 23, 2026 (8 days from now).

| Season | Begins |
| --- | --- |
| Spring | September 23 |
| Summer | December 21 |
| Autumn | March 20 |
| Winter | June 21 |

It is currently winter in Buenos Aires, which began on June 21, 2026. Buenos Aires sits near the equator, so the traditional four-season cycle is less pronounced. Temperatures remain relatively stable year-round. The warmest period peaks in February at around 30°C, while the coldest stretch bottoms out in August near 16°C. Spring is next, beginning on September 23, 2026 (8 days from now).

### Spring

Temperatures range from 16 to 28°C. Rainfall is relatively light, with around 69mm over the season and a monthly average of 23mm. Winds are generally light, averaging 5km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.

### Summer

Temperatures range from 19 to 30°C. Rainfall is heavy, totalling around 427mm across the season with a monthly average of 142mm. Winds are generally light, averaging 5km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.

### Autumn

Temperatures range from 19 to 29°C. Rainfall is heavy, totalling around 677mm across the season with a monthly average of 226mm. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

### Winter

Temperatures range from 16 to 27°C. Precipitation is minimal, with only around 20mm for the entire season. Winds are generally light, averaging 5km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

## Best time to visit

Recommended months: May, June, July, August, September, October, November, December.

The best time to visit Buenos Aires is during May, June, July, August, September, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 25mm per month. By contrast, February can be uncomfortably hot with temperatures reaching 30°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.