Weather in Buenos Aires in September

General weather information about Buenos Aires

Average annual temperature is 26.5 °C

Absolute maximum temperature: 36.0 °C

Absolute minimum temperature: 18.5 °C

Number of sunny days: 26 days

Number of rainy days: 339 days

Look at detailed online map of Buenos Aires

* Weather data for Buenos Aires Colombia is based on climate observations for 2026 year

Buenos Aires air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)30.731.432.732.935.035.435.635.836.035.134.732.9
Average daytime temperature (°C)29.029.330.431.132.632.432.933.533.932.732.031.3
Average temperature (°C)24.324.725.125.527.327.227.627.728.127.226.926.4
Average night temperature (°C)20.921.522.022.223.723.423.623.523.823.523.322.9
Absolute minimum temperature (°C)19.618.521.021.022.922.622.322.422.922.422.522.0

Buenos Aires monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)11.011.012.012.012.012.012.012.012.012.011.011.0
Daylight mean duration (h)11.711.912.112.312.512.612.612.412.211.911.711.6
Daylight minimum duration (h)11.011.011.012.012.012.012.012.012.011.011.011.0
Sunshine mean duration (h)10.09.89.29.39.810.611.010.610.49.510.010.1
Precipitation (mm)132150273374175169147199132309220159
Sunny days221052534020
Rainy days292630302628262826312831
Snow days000000000000

Best time to visit Buenos Aires:

The largest precipitation sum in Buenos Aires is at

  • March — 273(mm)
  • April — 374(mm)
  • October — 309(mm)