Average annual temperature is 21.5 °C
Absolute maximum temperature: 30.8 °C
Absolute minimum temperature: 11.2 °C
Number of sunny days: 40 days
Number of rainy days: 325 days
Look at detailed online map of Buenos Aires
* Weather data for Buenos Aires Peru is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 28.4 | 28.1 | 28.6 | 29.0 | 28.1 | 28.0 | 28.9 | 30.2 | 30.8 | 30.8 | 30.5 | 29.7 |
| Average daytime temperature (°C) | 25.7 | 25.9 | 26.6 | 26.5 | 26.2 | 26.0 | 27.6 | 28.2 | 28.7 | 28.4 | 27.6 | 27.7 |
| Average temperature (°C) | 20.8 | 21.2 | 21.2 | 21.3 | 21.1 | 20.1 | 21.4 | 21.7 | 21.9 | 22.4 | 22.1 | 22.5 |
| Average night temperature (°C) | 17.5 | 18.1 | 17.4 | 17.4 | 17.3 | 14.7 | 16.8 | 16.4 | 16.7 | 18.1 | 18.5 | 19.1 |
| Absolute minimum temperature (°C) | 14.3 | 16.1 | 15.3 | 14.5 | 14.5 | 11.2 | 14.5 | 13.9 | 14.8 | 15.5 | 16.1 | 16.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.8 | 12.5 | 12.2 | 11.8 | 11.5 | 11.4 | 11.5 | 11.7 | 12.0 | 12.4 | 12.7 | 12.9 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.1 | 8.0 | 8.4 | 9.1 | 9.2 | 10.0 | 9.8 | 10.4 | 10.5 | 9.8 | 8.9 | 8.9 |
| Precipitation (mm) | 347 | 262 | 254 | 137 | 86 | 25 | 20 | 39 | 87 | 145 | 279 | 233 |
| Sunny days | 1 | 0 | 0 | 0 | 3 | 16 | 11 | 7 | 1 | 1 | 0 | 0 |
| Rainy days | 30 | 28 | 31 | 30 | 28 | 14 | 20 | 24 | 29 | 30 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Buenos Aires is at