The highest day temperature in December 2023 was 84°F. The lowest night temperature was 50°F. The average values for day and night temperatures during December were 70.5°F и 59.5°F respectivly.

The average sea surface temperature in December 2023 for Mar del Plata was 68.1°F. The maximum and minimum values were 65.2°F and 72.4°F respectively.

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

Precipitation total in December for Mar del Plata is 2.3 in.

The average wind speed in December is 13.2 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 Mar del Plata in December is 11.3 hours.