The highest day temperature in December 2023 was 88°F. The lowest night temperature was 57°F. The average values for day and night temperatures during December were 78.3°F и 69.0°F respectivly.

The average sea surface temperature in December 2023 for Buenos Aires was 80.0°F. The maximum and minimum values were 74.8°F and 84.6°F respectively.

Most of the days in December are sunny but you can also expect cloudy and gloomy days.

Precipitation total in December for Buenos Aires is 3.2 in. It makes december one of the most rainy months of the year.

The average wind speed in December is 10.1 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Buenos Aires in December is 11.7 hours.